16644387531420

Names of 16644387531420

• Cardinal: 16644387531420 can be written as Sixteen trillion, six hundred forty-four billion, three hundred eighty-seven million, five hundred thirty-one thousand, four hundred twenty.

Scientific notation

• Scientific notation: 1.664438753142 × 10¹³

Factors of 16644387531420

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 610

Divisors of 16644387531420

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 5 6 9 10 11 12 15 18 20 22 27 30 31 33 36 37 44 45 54 55 60 62 66 74 81 90 93 99 108 110 111 124 132 135 148 155 162 165 180 185 186 198 220 222 243 270 279 297 310 324 330 333 341 370 372 396 405 407 444 465 486 495 521 540 555 558 594 620 660 666 682 740 810 814 837 891 930 972 990 999 1023 1042 1110 1116 1147 1188 1215 1221 1332 1364 1395 1485 1563 1620 1628 1665 1674 1705 1782 1860 1980 1998 2035 2046 2084 2220 2294 2430 2442 2511 2605 2673 2790 2970 2997 3069 3126 3330 3348 3410 3441 3564 3663 3996 4070 4092 4185 4455 4588 4689 4860 4884 4995 5022 5115 5210 5346 5580 5731 5735 5940 5994 6105 6138 6252 6660 6820 6882 7326 7533 7815 8140 8370 8910 8991 9207 9378 9990 10044 10230 10323 10420 10692 10989 11462 11470 11988 12210 12276 12555 12617 13365 13764 14067 14652 14985 15066 15345 15630 16151 16740 17193 17205 17820 17982 18315 18414 18756 19277 19980 20460 20646 21978 22924 22940 23445 24420 25110 25234 26730 27621 28134 28655 29970 30132 30690 30969 31260 32302 32967 34386 34410 35964 36630 36828 37665 37851 38554 41292 42201 43956 44955 46035 46890 48453 50220 50468 51579 51615 53460 54945 55242 56268 57310 57831 59940 61380 61938 63085 64604 65934 68772 68820 70335 73260 75330 75702 77108 80755 82863 84402 85965 89910 92070 92907 93780 96385 96906 98901 103158 103230 109890 110484 113553 114620 115662 123876 126170 126603 131868 138105 140670 145359 150660 151404 154737 154845 161510 164835 165726 168804 171930 173493 177661 179820 184140 185814 189255 192770 193812 197802 206316 206460 211005 212047 219780 227106 231324 242265 252340 253206 257895 271441 276210 278721 281340 289155 290718 309474 309690 323020 329670 331452 340659 343860 346986 355322 371628 378510 385540 395604 414315 422010 424094 436077 454212 464211 464535 484530 494505 506412 515790 520479 532983 542882 552420 557442 567765 578310 581436 597587 618948 619380 633015 636141 659340 681318 693972 710644 726795 757020 773685 814323 828630 844020 848188 867465 872154 888305 928422 929070 969060 989010 1021977 1031580 1040958 1060235 1065966 1085764 1114884 1135530 1156620 1195174 1266030 1272282 1308231 1357205 1362636 1392633 1393605 1453590 1547370 1561437 1598949 1628646 1657260 1703295 1734930 1744308 1776610 1792761 1856844 1858140 1908423 1978020 2043954 2081916 2120470 2131932 2180385 2271060 2321055 2390348 2442969 2532060 2544564 2602395 2616462 2664915 2714410 2785266 2787210 2907180 2985851 2987935 3065931 3094740 3122874 3180705 3197898 3257292 3406590 3469860 3553220 3585522 3816846 3924693 4071615 4087908 4240940 4360770 4642110 4684311 4796847 4885938 5109885 5204790 5232924 5329830 5378283 5428820 5570532 5574420 5725269 5971702 5975870 6131862 6245748 6361410 6395796 6541155 6573457 6813180 6963165 7171044 7328907 7633692 7807185 7849386 7994745 8143230 8414671 8721540 8957553 8963805 9284220 9368622 9542115 9593694 9771876 10043317 10219770 10409580 10659660 10756566 11450538 11943404 11951740 12214845 12263724 12722820 13082310 13146914 13926330 14390541 14657814 14929255 15329655 15614370 15698772 15989490 16134849 16286460 16829342 17175807 17915106 17927610 18737244 19084230 19187388 19623465 19720371 20086634 20439540 21513132 21986721 22901076 23421555 23984235 24429690 25244013 26164620 26293828 26872659 26891415 27852660 28626345 28781082 29315628 29858510 30129951 30659310 31228740 31978980 32269698 32867285 33658684 34351614 35830212 35855220 36644535 38168460 39246930 39440742 40173268 42073355 43171623 43973442 44787765 46843110 47968470 48404547 48859380 50216585 50488026 51527421 53745318 53782830 57252690 57562164 59161113 59717020 60259902 61318620 64539396 65734570 65960163 68703228 71952705 73289070 75732039 78493860 78881484 80617977 80674245 84146710 85879035 86343246 87946884 89575530 90389853 92561381 93686220 95936940 96809094 98601855 100433170 100976052 103054842 107490636 107565660 109933605 110476487 114505380 118322226 120519804 126220065 131469140 131920326 134363295 143905410 145213641 146578140 150649755 151464078 161235954 161348490 168293420 171758070 172686492 177483339 179151060 180779706 185122762 193618188 197203710 200866340 206109684 215858115 219867210 220952974 227196117 236644452 241853931 242022735 252440130 257637105 263840652 268726590 271169559 277684143 287810820 290427282 295805565 301299510 302928156 311342827 322471908 322696980 329800815 331429461 343516140 354966678 361559412 370245524 378660195 394407420 403089885 431716230 439734420 441905948 451949265 454392234 462806905 483707862 484045470 504880260 515274210 532450017 537453180 542339118 552382435 555368286 580854564 591611130 602599020 622685654 659601630 662858922 681588351 709933356 725561793 726068205 757320390 806179770 813508677 833052429 863432460 887416695 903898530 908784468 925613810 934028481 967415724 968090940 994288383 1030548420 1064900034 1084678236 1104764870 1110736572 1135980585 1183222260 1209269655 1245371308 1319203260 1325717844 1355847795 1363176702 1388420715 1451123586 1452136410 1514640780 1556714135 1597350051 1612359540 1627017354 1657147305 1666104858 1774833390 1807797060 1851227620 1868056962 1988576766 2044765053 2129800068 2209529740 2271961170 2418539310 2440526031 2499157287 2662250085 2711695590 2726353404 2776841430 2802085443 2902247172 2904272820 2982865149 3113428270 3194700102 3254034708 3314294610 3332209716 3407941755 3424771097 3549666780 3627808965 3736113924 3977153532 4067543385 4089530106 4165262145 4543922340 4670142405 4837078620 4881052062 4971441915 4998314574 5324500170 5423391180 5553682860 5604170886 5965730298 6226856540 6389400204 6628589220 6815883510 6849542194 7255617930 7497471861 7986750255 8135086770 8179060212 8330524290 8406256329 8948595447 9340284810 9762104124 9942883830 9996629148 10223825265 10274313291 10649000340 11208341772 11931460596 12202630155 12495786435 13631767020 13699084388 14010427215 14511235860 14914325745 14994943722 15973500510 16270173540 16661048580 16812512658 17123855485 17897190894 18680569620 19885767660 20447650530 20548626582 22492415583 24405260310 24991572870 25218768987 26845786341 28020854430 29828651490 29989887444 30822939873 31947001020 33625025316 34247710970 35794381788 37487359305 40895301060 41097253164 42031281645 44742977235 44984831166 48810520620 49983145740 50437537974 51371566455 53691572682 56041708860 59657302980 61645879746 68495421940 74974718610 75656306961 84062563290 89485954470 89969662332 92468819619 100875075948 102743132910 107383145364 112462077915 123291759492 126093844935 134228931705 149949437220 151312613922 154114699365 168125126580 178971908940 184937639238 205486265820 224924155830 252187689870 268457863410 277406458857 302625227844 308229398730 369875278476 378281534805 449848311660 462344098095 504375379740 536915726820 554812917714 616458797460 756563069610 832219376571 924688196190 1109625835428 1387032294285 1513126139220 1664438753142 1849376392380 2774064588570 3328877506284 4161096882855 5548129177140 8322193765710 16644387531420
• Sum of all divisors σ(n): 60670184859648
• Sum of proper divisors (its aliquot sum) s(n): 44025797328228
• 16644387531420 is an abundant number, because the sum of its proper divisors (44025797328228) is greater than itself. Its abundance is 27381409796808

Bases of 16644387531420

• Binary: 11110010001101010010110011100110101010011100₂
• Hexadecimal: 0xF2352CE6A9C
• Base-36: 5WEBQL9R0

Squares and roots of 16644387531420

• 16644387531420 squared (16644387531420²) is 277035636296089561487216400
• 16644387531420 cubed (16644387531420³) is 4611088490525639088521440079883339288000
• The square root of 16644387531420 is 4079753.3664941071
• The cube root of 16644387531420 is 25532.2608634887

Scales and comparisons

• 16,644,387,531,420 seconds is equal to 529,240 years, 2 weeks, 4 hours, 57 minutes.
• To count from 1 to 16,644,387,531,420 would take you about one million, three hundred twenty-three thousand, one hundred years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 16644387531420 cubic inches would be around 2127.7 feet tall.

Recreational maths with 16644387531420

• 16644387531420 backwards is 02413578344661
• 16644387531420 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 16644387531420's digits is 54
• More coming soon!