81443373336

Names of 81443373336

• Cardinal: 81443373336 can be written as Eighty-one billion, four hundred forty-three million, three hundred seventy-three thousand, three hundred thirty-six.

Scientific notation

• Scientific notation: 8.1443373336 × 10¹⁰

Factors of 81443373336

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 944

Divisors of 81443373336

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 18 23 24 26 29 36 39 46 52 58 69 72 78 87 92 104 116 117 138 156 174 184 191 207 232 234 261 276 299 312 348 377 382 414 468 522 552 573 598 667 683 696 754 764 828 897 936 1044 1131 1146 1196 1334 1366 1508 1528 1656 1719 1794 2001 2049 2088 2262 2292 2392 2483 2668 2691 2732 3016 3393 3438 3588 4002 4098 4393 4524 4584 4966 5336 5382 5464 5539 6003 6147 6786 6876 7176 7449 8004 8196 8671 8786 8879 9048 9932 10764 11078 12006 12294 13179 13572 13752 14898 15709 16008 16392 16617 17342 17572 17758 19807 19864 21528 22156 22347 24012 24588 26013 26358 26637 27144 29796 31418 33234 34684 35144 35516 39537 39614 44312 44694 47127 48024 49176 49851 52026 52716 53274 57109 59421 59592 62836 66468 69368 71032 72007 78039 79074 79228 79911 89388 94254 99702 104052 105432 106548 114218 118842 125672 127397 130453 132936 141381 144014 156078 158148 158456 159822 171327 178263 178776 188508 199404 204217 208104 213096 216021 228436 237684 254794 257491 260906 282762 288028 312156 316296 319644 342654 356526 377016 382191 391359 398808 408434 432042 455561 456872 475368 509588 513981 514982 521812 565524 576056 612651 624312 639288 648063 685308 713052 764382 772473 782718 816868 864084 911122 1019176 1027962 1029964 1043624 1131048 1146573 1174077 1225302 1296126 1366683 1370616 1426104 1528764 1544946 1565436 1633736 1656161 1695889 1728168 1822244 1837953 2055924 2059928 2293146 2317419 2348154 2450604 2592252 2733366 3000419 3057528 3089892 3130872 3312322 3391778 3644488 3675906 3783137 4100049 4111848 4586292 4634838 4696308 4901208 4968483 5087667 5184504 5466732 5922293 6000838 6179784 6624644 6783556 7351812 7566274 8200098 9001257 9172584 9269676 9392616 9936966 10175334 10933464 11349411 11844586 12001676 13249288 13567112 14703624 14905449 15132548 15263001 16400196 17766879 18002514 18539352 19873932 20350668 22698822 23689172 24003352 27003771 29810898 30265096 30526002 32800392 34048233 35533758 36005028 39005447 39747864 40701336 45397644 47378344 49180781 53300637 54007542 59621796 61052004 68096466 71067516 72010056 78010894 87012151 90795288 98361562 106601274 108015084 117016341 119243592 122104008 136192932 142135032 147542343 156021788 174024302 196723124 213202548 216030168 234032682 261036453 272385864 295084686 312043576 348048604 351049023 393446248 426405096 442627029 468065364 522072906 590169372 696097208 702098046 783109359 885254058 936130728 1044145812 1131157963 1180338744 1404196092 1566218718 1770508116 2088291624 2262315926 2808392184 3132437436 3393473889 3541016232 4524631852 6264874872 6786947778 9049263704 10180421667 13573895556 20360843334 27147791112 40721686668 81443373336
• Sum of all divisors σ(n): 258138316800
• Sum of proper divisors (its aliquot sum) s(n): 176694943464
• 81443373336 is an abundant number, because the sum of its proper divisors (176694943464) is greater than itself. Its abundance is 95251570128

Bases of 81443373336

• Binary: 1001011110110011001110100000100011000₂
• Hexadecimal: 0x12F6674118
• Base-36: 11EXA520

Squares and roots of 81443373336

• 81443373336 squared (81443373336²) is 6633023060347075768896
• 81443373336 cubed (81443373336³) is 540215773450144149582076184557056
• The square root of 81443373336 is 285382.8539628827
• The cube root of 81443373336 is 4334.6288566087

Scales and comparisons

• 81,443,373,336 seconds is equal to 2,589 years, 33 weeks, 4 days, 15 hours, 15 minutes, 36 seconds.
• To count from 1 to 81,443,373,336 would take you about five thousand, one hundred seventy-nine 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 81443373336 cubic inches would be around 361.2 feet tall.

Recreational maths with 81443373336

• 81443373336 backwards is 63337334418
• The number of decimal digits it has is: 11
• The sum of 81443373336's digits is 45
• More coming soon!