72947331072

Names of 72947331072

• Cardinal: 72947331072 can be written as Seventy-two billion, nine hundred forty-seven million, three hundred thirty-one thousand and seventy-two.

Scientific notation

• Scientific notation: 7.2947331072 × 10¹⁰

Factors of 72947331072

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 883

Divisors of 72947331072

• Number of divisors d(n): 624
• Complete list of divisors:
  1 2 3 4 6 7 8 9 11 12 14 16 18 21 22 24 28 31 32 33 36 42 44 48 56 62 63 64 66 72 77 84 88 93 96 99 112 124 126 128 132 144 154 168 176 186 192 198 217 224 231 248 252 256 264 279 288 308 336 341 352 372 384 396 434 448 462 496 504 512 528 558 576 616 651 672 682 693 704 744 768 792 829 868 896 924 992 1008 1023 1024 1056 1116 1152 1232 1302 1344 1364 1386 1408 1488 1536 1584 1658 1736 1792 1848 1953 1984 2016 2046 2048 2112 2232 2304 2387 2464 2487 2604 2688 2728 2772 2816 2976 3069 3072 3168 3316 3472 3584 3696 3906 3968 4032 4092 4096 4224 4464 4608 4774 4928 4974 5208 5376 5456 5544 5632 5803 5952 6138 6144 6336 6632 6944 7161 7168 7392 7461 7812 7936 8064 8184 8448 8928 9119 9216 9548 9856 9948 10416 10752 10912 11088 11264 11606 11904 12276 12288 12672 13264 13888 14322 14336 14784 14922 15624 15872 16128 16368 16896 17409 17856 18238 18432 19096 19712 19896 20832 21483 21504 21824 22176 22528 23212 23808 24552 25344 25699 26528 27357 27776 28644 28672 29568 29844 31248 31744 32256 32736 33792 34818 35712 36476 36864 38192 39424 39792 41664 42966 43008 43648 44352 45056 46424 47616 49104 50688 51398 52227 53056 54714 55552 57288 59136 59688 62496 63488 63833 64512 65472 67584 69636 71424 72952 76384 77097 78848 79584 82071 83328 85932 86016 87296 88704 92848 95232 98208 101376 102796 104454 106112 109428 111104 114576 118272 119376 124992 126976 127666 129024 130944 135168 139272 142848 145904 152768 154194 157696 159168 164142 166656 171864 174592 177408 179893 185696 190464 191499 196416 202752 205592 208908 212224 218856 222208 229152 231291 236544 238752 249984 255332 258048 261888 278544 282689 285696 291808 305536 308388 315392 318336 328284 333312 343728 349184 354816 359786 371392 380928 382998 392832 405504 411184 417816 424448 437712 444416 458304 462582 473088 477504 499968 510664 523776 539679 557088 565378 571392 574497 583616 611072 616776 636672 656568 666624 687456 698368 709632 719572 742784 765996 785664 822368 835632 848067 848896 875424 888832 916608 925164 946176 955008 999936 1021328 1047552 1079358 1114176 1130756 1142784 1148994 1167232 1222144 1233552 1273344 1313136 1333248 1374912 1396736 1419264 1439144 1485568 1531992 1571328 1619037 1644736 1671264 1696134 1697792 1750848 1833216 1850328 1910016 1978823 1999872 2042656 2095104 2158716 2228352 2261512 2297988 2334464 2444288 2467104 2544201 2546688 2626272 2666496 2749824 2838528 2878288 2971136 3063984 3142656 3238074 3289472 3342528 3392268 3395584 3501696 3666432 3700656 3820032 3957646 3999744 4085312 4190208 4317432 4456704 4523024 4595976 4668928 4888576 4934208 5088402 5093376 5252544 5499648 5756576 5936469 5942272 6127968 6285312 6476148 6578944 6685056 6784536 7003392 7332864 7401312 7640064 7915292 7999488 8170624 8634864 8913408 9046048 9191952 9337856 9777152 9868416 10176804 10186752 10505088 10999296 11513152 11872938 11884544 12255936 12570624 12952296 13157888 13370112 13569072 14006784 14665728 14802624 15280128 15830584 16341248 17269728 17809407 17826816 18092096 18383904 18675712 19736832 20353608 21010176 21998592 23026304 23745876 23769088 24511872 25904592 26315776 26740224 27138144 28013568 29331456 29605248 30560256 31661168 32682496 34539456 35618814 35653632 36184192 36767808 37351424 39473664 40707216 42020352 43997184 46052608 47491752 49023744 51809184 52631552 53480448 54276288 56027136 59210496 63322336 65364992 69078912 71237628 71307264 72368384 73535616 78947328 81414432 84040704 87994368 92105216 94983504 98047488 103618368 105263104 106960896 108552576 112054272 118420992 126644672 130729984 138157824 142475256 144736768 147071232 157894656 162828864 168081408 184210432 189967008 196094976 207236736 213921792 217105152 236841984 253289344 261459968 276315648 284950512 289473536 294142464 315789312 325657728 336162816 368420864 379934016 392189952 414473472 434210304 473683968 506578688 552631296 569901024 578947072 588284928 651315456 736841728 759868032 784379904 828946944 868420608 947367936 1013157376 1105262592 1139802048 1157894144 1176569856 1302630912 1519736064 1657893888 1736841216 2026314752 2210525184 2279604096 2353139712 2605261824 3039472128 3315787776 3473682432 4052629504 4559208192 5210523648 6078944256 6631575552 8105259008 9118416384 10421047296 12157888512 18236832768 24315777024 36473665536 72947331072
• Sum of all divisors σ(n): 271506094080
• Sum of proper divisors (its aliquot sum) s(n): 198558763008
• 72947331072 is an abundant number, because the sum of its proper divisors (198558763008) is greater than itself. Its abundance is 125611431936

Bases of 72947331072

• Binary: 1000011111011111111111111000000000000₂
• Hexadecimal: 0x10FBFFF000
• Base-36: XIEYGW0

Squares and roots of 72947331072

• 72947331072 squared (72947331072²) is 5321313110527976669184
• 72947331072 cubed (72947331072³) is 388175589211458442805257068085248
• The square root of 72947331072 is 270087.6359110131
• The cube root of 72947331072 is 4178.3338343945

Scales and comparisons

• 72,947,331,072 seconds is equal to 2,319 years, 25 weeks, 6 days, 19 hours, 31 minutes, 12 seconds.
• To count from 1 to 72,947,331,072 would take you about four thousand, six hundred thirty-eight 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 72947331072 cubic inches would be around 348.2 feet tall.

Recreational maths with 72947331072

• 72947331072 backwards is 27013374927
• The number of decimal digits it has is: 11
• The sum of 72947331072's digits is 45
• More coming soon!