72445381632

Names of 72445381632

• Cardinal: 72445381632 can be written as Seventy-two billion, four hundred forty-five million, three hundred eighty-one thousand, six hundred thirty-two.

Scientific notation

• Scientific notation: 7.2445381632 × 10¹⁰

Factors of 72445381632

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 766

Divisors of 72445381632

• Number of divisors d(n): 396
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 29 32 36 39 48 52 58 64 72 78 87 96 104 116 117 128 144 156 174 192 208 232 234 256 261 288 312 348 377 384 416 464 468 512 522 576 624 696 719 754 768 832 841 928 936 1024 1044 1131 1152 1248 1392 1438 1508 1536 1664 1682 1856 1872 2088 2157 2262 2304 2496 2523 2784 2876 3016 3072 3328 3364 3393 3712 3744 4176 4314 4524 4608 4992 5046 5568 5752 6032 6471 6656 6728 6786 7424 7488 7569 8352 8628 9048 9216 9347 9984 10092 10933 11136 11504 12064 12942 13312 13456 13572 14848 14976 15138 16704 17256 18096 18694 19968 20184 20851 21866 22272 23008 24128 25884 26912 27144 28041 29696 29952 30276 32799 33408 34512 36192 37388 39936 40368 41702 43732 44544 46016 48256 51768 53824 54288 56082 59904 60552 62553 65598 66816 69024 72384 74776 80736 83404 84123 87464 89088 92032 96512 98397 103536 107648 108576 112164 119808 121104 125106 131196 133632 138048 144768 149552 161472 166808 168246 174928 184064 187659 193024 196794 207072 215296 217152 224328 242208 250212 262392 267264 271063 276096 289536 299104 322944 333616 336492 349856 368128 375318 386048 393588 414144 430592 434304 448656 484416 500424 524784 542126 552192 579072 598208 604679 645888 667232 672984 699712 736256 750636 787176 813189 828288 861184 868608 897312 968832 1000848 1049568 1084252 1104384 1158144 1196416 1209358 1291776 1334464 1345968 1399424 1501272 1574352 1626378 1656576 1737216 1794624 1814037 1937664 2001696 2099136 2168504 2208768 2392832 2418716 2439567 2583552 2668928 2691936 2798848 3002544 3148704 3252756 3313152 3474432 3589248 3628074 3875328 4003392 4198272 4337008 4785664 4837432 4879134 5337856 5383872 5442111 5597696 6005088 6297408 6505512 6626304 7178496 7256148 7750656 7860827 8006784 8396544 8674016 9571328 9674864 9758268 10675712 10767744 10884222 11195392 12010176 12594816 13011024 14356992 14512296 15721654 16013568 16793088 17348032 19349728 19516536 21351424 21535488 21768444 23582481 24020352 25189632 26022048 28713984 29024592 31443308 32027136 33586176 34696064 38699456 39033072 43070976 43536888 47164962 48040704 50379264 52044096 58049184 62886616 64054272 69392128 70747443 77398912 78066144 86141952 87073776 94329924 96081408 100758528 104088192 116098368 125773232 138784256 141494886 154797824 156132288 174147552 188659848 192162816 208176384 232196736 251546464 277568512 282989772 309595648 312264576 348295104 377319696 416352768 464393472 503092928 565979544 619191296 624529152 696590208 754639392 832705536 928786944 1006185856 1131959088 1249058304 1393180416 1509278784 1857573888 2012371712 2263918176 2498116608 2786360832 3018557568 4024743424 4527836352 5572721664 6037115136 8049486848 9055672704 12074230272 18111345408 24148460544 36222690816 72445381632
• Sum of all divisors σ(n): 233636064480
• Sum of proper divisors (its aliquot sum) s(n): 161190682848
• 72445381632 is an abundant number, because the sum of its proper divisors (161190682848) is greater than itself. Its abundance is 88745301216

Bases of 72445381632

• Binary: 1000011011110000101001100110000000000₂
• Hexadecimal: 0x10DE14CC00
• Base-36: XA43Y80

Squares and roots of 72445381632

• 72445381632 squared (72445381632²) is 5248333319806122983424
• 72445381632 cubed (72445381632³) is 380217510285296083784478090067968
• The square root of 72445381632 is 269156.7974842917
• The cube root of 72445381632 is 4168.7280850769

Scales and comparisons

• 72,445,381,632 seconds is equal to 2,303 years, 28 weeks, 5 hours, 7 minutes, 12 seconds.
• To count from 1 to 72,445,381,632 would take you about four thousand, six hundred seven 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 72445381632 cubic inches would be around 347.4 feet tall.

Recreational maths with 72445381632

• 72445381632 backwards is 23618354427
• The number of decimal digits it has is: 11
• The sum of 72445381632's digits is 45
• More coming soon!