B | Töflur yfir veldi og rætur
B | Powers and Roots Tables
| 𝑛 n | 𝑛 2 n 2 | √ 𝑛 n | 𝑛 3 n 3 | 3 √ 𝑛 n 3 |
|---|---|---|---|---|
| 1 1 | 1 1 | 1 1 | 1 1 | 1 1 |
| 2 2 | 4 4 | 1 . 4 1 4 2 1 4 1.414214 | 8 8 | 1 . 2 5 9 9 2 1 1.259921 |
| 3 3 | 9 9 | 1 . 7 3 2 0 5 1 1.732051 | 2 7 27 | 1 . 4 4 2 2 5 0 1.442250 |
| 4 4 | 1 6 16 | 2 2 | 6 4 64 | 1 . 5 8 7 4 0 1 1.587401 |
| 5 5 | 2 5 25 | 2 . 2 3 6 0 6 8 2.236068 | 1 2 5 125 | 1 . 7 0 9 9 7 6 1.709976 |
| 6 6 | 3 6 36 | 2 . 4 4 9 4 9 0 2.449490 | 2 1 6 216 | 1 . 8 1 7 1 2 1 1.817121 |
| 7 7 | 4 9 49 | 2 . 6 4 5 7 5 1 2.645751 | 3 4 3 343 | 1 . 9 1 2 9 3 1 1.912931 |
| 8 8 | 6 4 64 | 2 . 8 2 8 4 2 7 2.828427 | 5 1 2 512 | 2 2 |
| 9 9 | 8 1 81 | 3 3 | 7 2 9 729 | 2 . 0 8 0 0 8 4 2.080084 |
| 1 0 10 | 1 0 0 100 | 3 . 1 6 2 2 7 8 3.162278 | 1 , 0 0 0 1,000 | 2 . 1 5 4 4 3 5 2.154435 |
| 1 1 11 | 1 2 1 121 | 3 . 3 1 6 6 2 5 3.316625 | 1 , 3 3 1 1,331 | 2 . 2 2 3 9 8 0 2.223980 |
| 1 2 12 | 1 4 4 144 | 3 . 4 6 4 1 0 2 3.464102 | 1 , 7 2 8 1,728 | 2 . 2 8 9 4 2 8 2.289428 |
| 1 3 13 | 1 6 9 169 | 3 . 6 0 5 5 5 1 3.605551 | 2 , 1 9 7 2,197 | 2 . 3 5 1 3 3 5 2.351335 |
| 1 4 14 | 1 9 6 196 | 3 . 7 4 1 6 5 7 3.741657 | 2 , 7 4 4 2,744 | 2 . 4 1 0 1 4 2 2.410142 |
| 1 5 15 | 2 2 5 225 | 3 . 8 7 2 9 8 3 3.872983 | 3 , 3 7 5 3,375 | 2 . 4 6 6 2 1 2 2.466212 |
| 1 6 16 | 2 5 6 256 | 4 4 | 4 , 0 9 6 4,096 | 2 . 5 1 9 8 4 2 2.519842 |
| 1 7 17 | 2 8 9 289 | 4 . 1 2 3 1 0 6 4.123106 | 4 , 9 1 3 4,913 | 2 . 5 7 1 2 8 2 2.571282 |
| 1 8 18 | 3 2 4 324 | 4 . 2 4 2 6 4 1 4.242641 | 5 , 8 3 2 5,832 | 2 . 6 2 0 7 4 1 2.620741 |
| 1 9 19 | 3 6 1 361 | 4 . 3 5 8 8 9 9 4.358899 | 6 , 8 5 9 6,859 | 2 . 6 6 8 4 0 2 2.668402 |
| 2 0 20 | 4 0 0 400 | 4 . 4 7 2 1 3 6 4.472136 | 8 , 0 0 0 8,000 | 2 . 7 1 4 4 1 8 2.714418 |
| 2 1 21 | 4 4 1 441 | 4 . 5 8 2 5 7 6 4.582576 | 9 , 2 6 1 9,261 | 2 . 7 5 8 9 2 4 2.758924 |
| 2 2 22 | 4 8 4 484 | 4 . 6 9 0 4 1 6 4.690416 | 1 0 , 6 4 8 10,648 | 2 . 8 0 2 0 3 9 2.802039 |
| 2 3 23 | 5 2 9 529 | 4 . 7 9 5 8 3 2 4.795832 | 1 2 , 1 6 7 12,167 | 2 . 8 4 3 8 6 7 2.843867 |
| 2 4 24 | 5 7 6 576 | 4 . 8 9 8 9 7 9 4.898979 | 1 3 , 8 2 4 13,824 | 2 . 8 8 4 4 9 9 2.884499 |
| 2 5 25 | 6 2 5 625 | 5 5 | 1 5 , 6 2 5 15,625 | 2 . 9 2 4 0 1 8 2.924018 |
| 2 6 26 | 6 7 6 676 | 5 . 0 9 9 0 2 0 5.099020 | 1 7 , 5 7 6 17,576 | 2 . 9 6 2 4 9 6 2.962496 |
| 2 7 27 | 7 2 9 729 | 5 . 1 9 6 1 5 2 5.196152 | 1 9 , 6 8 3 19,683 | 3 3 |
| 2 8 28 | 7 8 4 784 | 5 . 2 9 1 5 0 3 5.291503 | 2 1 , 9 5 2 21,952 | 3 . 0 3 6 5 8 9 3.036589 |
| 2 9 29 | 8 4 1 841 | 5 . 3 8 5 1 6 5 5.385165 | 2 4 , 3 8 9 24,389 | 3 . 0 7 2 3 1 7 3.072317 |
| 3 0 30 | 9 0 0 900 | 5 . 4 7 7 2 2 6 5.477226 | 2 7 , 0 0 0 27,000 | 3 . 1 0 7 2 3 3 3.107233 |
| 3 1 31 | 9 6 1 961 | 5 . 5 6 7 7 6 4 5.567764 | 2 9 , 7 9 1 29,791 | 3 . 1 4 1 3 8 1 3.141381 |
| 3 2 32 | 1 , 0 2 4 1,024 | 5 . 6 5 6 8 5 4 5.656854 | 3 2 , 7 6 8 32,768 | 3 . 1 7 4 8 0 2 3.174802 |
| 3 3 33 | 1 , 0 8 9 1,089 | 5 . 7 4 4 5 6 3 5.744563 | 3 5 , 9 3 7 35,937 | 3 . 2 0 7 5 3 4 3.207534 |
| 3 4 34 | 1 , 1 5 6 1,156 | 5 . 8 3 0 9 5 2 5.830952 | 3 9 , 3 0 4 39,304 | 3 . 2 3 9 6 1 2 3.239612 |
| 3 5 35 | 1 , 2 2 5 1,225 | 5 . 9 1 6 0 8 0 5.916080 | 4 2 , 8 7 5 42,875 | 3 . 2 7 1 0 6 6 3.271066 |
| 3 6 36 | 1 , 2 9 6 1,296 | 6 6 | 4 6 , 6 5 6 46,656 | 3 . 3 0 1 9 2 7 3.301927 |
| 3 7 37 | 1 , 3 6 9 1,369 | 6 . 0 8 2 7 6 3 6.082763 | 5 0 6 5 3 50653 | 3 . 3 3 2 2 2 2 3.332222 |
| 3 8 38 | 1 , 4 4 4 1,444 | 6 . 1 6 4 4 1 4 6.164414 | 5 4 , 8 7 2 54,872 | 3 . 3 6 1 9 7 5 3.361975 |
| 3 9 39 | 1 , 5 2 1 1,521 | 6 . 2 4 4 9 9 8 6.244998 | 5 9 , 3 1 9 59,319 | 3 . 3 9 1 2 1 1 3.391211 |
| 4 0 40 | 1 , 6 0 0 1,600 | 6 . 3 2 4 5 5 5 6.324555 | 6 4 , 0 0 0 64,000 | 3 . 4 1 9 9 5 2 3.419952 |
| 4 1 41 | 1 , 6 8 1 1,681 | 6 . 4 0 3 1 2 4 6.403124 | 6 8 , 9 2 1 68,921 | 3 . 4 4 8 2 1 7 3.448217 |
| 4 2 42 | 1 , 7 6 4 1,764 | 6 . 4 8 0 7 4 1 6.480741 | 7 4 , 0 8 8 74,088 | 3 . 4 7 6 0 2 7 3.476027 |
| 4 3 43 | 1 , 8 4 9 1,849 | 6 . 5 5 7 4 3 9 6.557439 | 7 9 , 5 0 7 79,507 | 3 . 5 0 3 3 9 8 3.503398 |
| 4 4 44 | 1 , 9 3 6 1,936 | 6 . 6 3 3 2 5 0 6.633250 | 8 5 , 1 8 4 85,184 | 3 . 5 3 0 3 4 8 3.530348 |
| 4 5 45 | 2 , 0 2 5 2,025 | 6 . 7 0 8 2 0 4 6.708204 | 9 1 , 1 2 5 91,125 | 3 . 5 5 6 8 9 3 3.556893 |
| 4 6 46 | 2 , 1 1 6 2,116 | 6 . 7 8 2 3 3 0 6.782330 | 9 7 , 3 3 6 97,336 | 3 . 5 8 3 0 4 8 3.583048 |
| 4 7 47 | 2 , 2 0 9 2,209 | 6 . 8 5 5 6 5 5 6.855655 | 1 0 3 , 8 2 3 103,823 | 3 . 6 0 8 8 2 6 3.608826 |
| 4 8 48 | 2 , 3 0 4 2,304 | 6 . 9 2 8 2 0 3 6.928203 | 1 1 0 , 5 9 2 110,592 | 3 . 6 3 4 2 4 1 3.634241 |
| 4 9 49 | 2 , 4 0 1 2,401 | 7 7 | 1 1 7 , 6 4 9 117,649 | 3 . 6 5 9 3 0 6 3.659306 |
| 5 0 50 | 2 , 5 0 0 2,500 | 7 . 0 7 1 0 6 8 7.071068 | 1 2 5 , 0 0 0 125,000 | 3 . 6 8 4 0 3 1 3.684031 |
| 5 1 51 | 2 , 6 0 1 2,601 | 7 . 1 4 1 4 2 8 7.141428 | 1 3 2 , 6 5 1 132,651 | 3 . 7 0 8 4 3 0 3.708430 |
| 5 2 52 | 2 , 7 0 4 2,704 | 7 . 2 1 1 1 0 3 7.211103 | 1 4 0 , 6 0 8 140,608 | 3 . 7 3 2 5 1 1 3.732511 |
| 5 3 53 | 2 , 8 0 9 2,809 | 7 . 2 8 0 1 1 0 7.280110 | 1 4 8 , 8 7 7 148,877 | 3 . 7 5 6 2 8 6 3.756286 |
| 5 4 54 | 2 , 9 1 6 2,916 | 7 . 3 4 8 4 6 9 7.348469 | 1 5 7 , 4 6 4 157,464 | 3 . 7 7 9 7 6 3 3.779763 |
| 5 5 55 | 3 , 0 2 5 3,025 | 7 . 4 1 6 1 9 8 7.416198 | 1 6 6 , 3 7 5 166,375 | 3 . 8 0 2 9 5 2 3.802952 |
| 5 6 56 | 3 , 1 3 6 3,136 | 7 . 4 8 3 3 1 5 7.483315 | 1 7 5 , 6 1 6 175,616 | 3 . 8 2 5 8 6 2 3.825862 |
| 5 7 57 | 3 , 2 4 9 3,249 | 7 . 5 4 9 8 3 4 7.549834 | 1 8 5 , 1 9 3 185,193 | 3 . 8 4 8 5 0 1 3.848501 |
| 5 8 58 | 3 , 3 6 4 3,364 | 7 . 6 1 5 7 7 3 7.615773 | 1 9 5 , 1 1 2 195,112 | 3 . 8 7 0 8 7 7 3.870877 |
| 5 9 59 | 3 , 4 8 1 3,481 | 7 . 6 8 1 1 4 6 7.681146 | 2 0 5 , 3 7 9 205,379 | 3 . 8 9 2 9 9 6 3.892996 |
| 6 0 60 | 3 , 6 0 0 3,600 | 7 . 7 4 5 9 6 7 7.745967 | 2 1 6 , 0 0 0 216,000 | 3 . 9 1 4 8 6 8 3.914868 |
| 6 1 61 | 3 , 7 2 1 3,721 | 7 . 8 1 0 2 5 0 7.810250 | 2 2 6 , 9 8 1 226,981 | 3 . 9 3 6 4 9 7 3.936497 |
| 6 2 62 | 3 , 8 4 4 3,844 | 7 . 8 7 4 0 0 8 7.874008 | 2 3 8 , 3 2 8 238,328 | 3 . 9 5 7 8 9 2 3.957892 |
| 6 3 63 | 3 , 9 6 9 3,969 | 7 . 9 3 7 2 5 4 7.937254 | 2 5 0 , 0 4 7 250,047 | 3 . 9 7 9 0 5 7 3.979057 |
| 6 4 64 | 4 , 0 9 6 4,096 | 8 8 | 2 6 2 , 1 4 4 262,144 | 4 4 |
| 6 5 65 | 4 , 2 2 5 4,225 | 8 . 0 6 2 2 5 8 8.062258 | 2 7 4 , 6 2 5 274,625 | 4 . 0 2 0 7 2 6 4.020726 |
| 6 6 66 | 4 , 3 5 6 4,356 | 8 . 1 2 4 0 3 8 8.124038 | 2 8 7 , 4 9 6 287,496 | 4 . 0 4 1 2 4 0 4.041240 |
| 6 7 67 | 4 , 4 8 9 4,489 | 8 . 1 8 5 3 5 3 8.185353 | 3 0 0 , 7 6 3 300,763 | 4 . 0 6 1 5 4 8 4.061548 |
| 6 8 68 | 4 , 6 2 4 4,624 | 8 . 2 4 6 2 1 1 8.246211 | 3 1 4 , 4 3 2 314,432 | 4 . 0 8 1 6 5 5 4.081655 |
| 6 9 69 | 4 , 7 6 1 4,761 | 8 . 3 0 6 6 2 4 8.306624 | 3 2 8 , 5 0 9 328,509 | 4 . 1 0 1 5 6 6 4.101566 |
| 7 0 70 | 4 , 9 0 0 4,900 | 8 . 3 6 6 6 0 0 8.366600 | 3 4 3 , 0 0 0 343,000 | 4 . 1 2 1 2 8 5 4.121285 |
| 7 1 71 | 5 , 0 4 1 5,041 | 8 . 4 2 6 1 5 0 8.426150 | 3 5 7 , 9 1 1 357,911 | 4 . 1 4 0 8 1 8 4.140818 |
| 7 2 72 | 5 , 1 8 4 5,184 | 8 . 4 8 5 2 8 1 8.485281 | 3 7 3 , 2 4 8 373,248 | 4 . 1 6 0 1 6 8 4.160168 |
| 7 3 73 | 5 , 3 2 9 5,329 | 8 . 5 4 4 0 0 4 8.544004 | 3 8 9 , 0 1 7 389,017 | 4 . 1 7 9 3 3 9 4.179339 |
| 7 4 74 | 5 , 4 7 6 5,476 | 8 . 6 0 2 3 2 5 8.602325 | 4 0 5 , 2 2 4 405,224 | 4 . 1 9 8 3 3 6 4.198336 |
| 7 5 75 | 5 , 6 2 5 5,625 | 8 . 6 6 0 2 5 4 8.660254 | 4 2 1 , 8 7 5 421,875 | 4 . 2 1 7 1 6 3 4.217163 |
| 7 6 76 | 5 , 7 7 6 5,776 | 8 . 7 1 7 7 9 8 8.717798 | 4 3 8 , 9 7 6 438,976 | 4 . 2 3 5 8 2 4 4.235824 |
| 7 7 77 | 5 , 9 2 9 5,929 | 8 . 7 7 4 9 6 4 8.774964 | 4 5 6 , 5 3 3 456,533 | 4 . 2 5 4 3 2 1 4.254321 |
| 7 8 78 | 6 , 0 8 4 6,084 | 8 . 8 3 1 7 6 1 8.831761 | 4 7 4 , 5 5 2 474,552 | 4 . 2 7 2 6 5 9 4.272659 |
| 7 9 79 | 6 , 2 4 1 6,241 | 8 . 8 8 8 1 9 4 8.888194 | 4 9 3 , 0 3 9 493,039 | 4 . 2 9 0 8 4 0 4.290840 |
| 8 0 80 | 6 , 4 0 0 6,400 | 8 . 9 4 4 2 7 2 8.944272 | 5 1 2 , 0 0 0 512,000 | 4 . 3 0 8 8 6 9 4.308869 |
| 8 1 81 | 6 , 5 6 1 6,561 | 9 9 | 5 3 1 , 4 4 1 531,441 | 4 . 3 2 6 7 4 9 4.326749 |
| 8 2 82 | 6 , 7 2 4 6,724 | 9 . 0 5 5 3 8 5 9.055385 | 5 5 1 , 3 6 8 551,368 | 4 . 3 4 4 4 8 1 4.344481 |
| 8 3 83 | 6 , 8 8 9 6,889 | 9 . 1 1 0 4 3 4 9.110434 | 5 7 1 , 7 8 7 571,787 | 4 . 3 6 2 0 7 1 4.362071 |
| 8 4 84 | 7 , 0 5 6 7,056 | 9 . 1 6 5 1 5 1 9.165151 | 5 9 2 , 7 0 4 592,704 | 4 . 3 7 9 5 1 9 4.379519 |
| 8 5 85 | 7 , 2 2 5 7,225 | 9 . 2 1 9 5 4 4 9.219544 | 6 1 4 , 1 2 5 614,125 | 4 . 3 9 6 8 3 0 4.396830 |
| 8 6 86 | 7 , 3 9 6 7,396 | 9 . 2 7 3 6 1 8 9.273618 | 6 3 6 , 0 5 6 636,056 | 4 . 4 1 4 0 0 5 4.414005 |
| 8 7 87 | 7 , 5 6 9 7,569 | 9 . 3 2 7 3 7 9 9.327379 | 6 5 8 , 5 0 3 658,503 | 4 . 4 3 1 0 4 8 4.431048 |
| 8 8 88 | 7 , 7 4 4 7,744 | 9 . 3 8 0 8 3 2 9.380832 | 6 8 1 , 4 7 2 681,472 | 4 . 4 4 7 9 6 0 4.447960 |
| 8 9 89 | 7 , 9 2 1 7,921 | 9 . 4 3 3 9 8 1 9.433981 | 7 0 4 , 9 6 9 704,969 | 4 . 4 6 4 7 4 5 4.464745 |
| 9 0 90 | 8 , 1 0 0 8,100 | 9 . 4 8 6 8 3 3 9.486833 | 7 2 9 , 0 0 0 729,000 | 4 . 4 8 1 4 0 5 4.481405 |
| 9 1 91 | 8 , 2 8 1 8,281 | 9 . 5 3 9 3 9 2 9.539392 | 7 5 3 , 5 7 1 753,571 | 4 . 4 9 7 9 4 1 4.497941 |
| 9 2 92 | 8 , 4 6 4 8,464 | 9 . 5 9 1 6 6 3 9.591663 | 7 7 8 , 6 8 8 778,688 | 4 . 5 1 4 3 5 7 4.514357 |
| 9 3 93 | 8 , 6 4 9 8,649 | 9 . 6 4 3 6 5 1 9.643651 | 8 0 4 , 3 5 7 804,357 | 4 . 5 3 0 6 5 5 4.530655 |
| 9 4 94 | 8 , 8 3 6 8,836 | 9 . 6 9 5 3 6 0 9.695360 | 8 3 0 , 5 8 4 830,584 | 4 . 5 4 6 8 3 6 4.546836 |
| 9 5 95 | 9 , 0 2 5 9,025 | 9 . 7 4 6 7 9 4 9.746794 | 8 5 7 , 3 7 5 857,375 | 4 . 5 6 2 9 0 3 4.562903 |
| 9 6 96 | 9 , 2 1 6 9,216 | 9 . 7 9 7 9 5 9 9.797959 | 8 8 4 , 7 3 6 884,736 | 4 . 5 7 8 8 5 7 4.578857 |
| 9 7 97 | 9 , 4 0 9 9,409 | 9 . 8 4 8 8 5 8 9.848858 | 9 1 2 , 6 7 3 912,673 | 4 . 5 9 4 7 0 1 4.594701 |
| 9 8 98 | 9 , 6 0 4 9,604 | 9 . 8 9 9 4 9 5 9.899495 | 9 4 1 , 1 9 2 941,192 | 4 . 6 1 0 4 3 6 4.610436 |
| 9 9 99 | 9 , 8 0 1 9,801 | 9 . 9 4 9 8 7 4 9.949874 | 9 7 0 , 2 9 9 970,299 | 4 . 6 2 6 0 6 5 4.626065 |
| 1 0 0 100 | 1 0 , 0 0 0 10,000 | 1 0 10 | 1 , 0 0 0 , 0 0 0 1,000,000 | 4 . 6 4 1 5 8 9 4.641589 |