72139519270

Names of 72139519270

• Cardinal: 72139519270 can be written as Seventy-two billion, one hundred thirty-nine million, five hundred nineteen thousand, two hundred seventy.

Scientific notation

• Scientific notation: 7.213951927 × 10¹⁰

Factors of 72139519270

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1251

Divisors of 72139519270

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 5 7 10 13 14 26 29 35 41 58 61 65 70 82 91 122 130 145 182 203 205 287 290 305 377 406 410 427 455 533 574 610 754 793 854 910 1015 1066 1093 1189 1435 1586 1769 1885 2030 2135 2186 2378 2501 2639 2665 2870 3538 3731 3770 3965 4270 5002 5278 5330 5465 5551 5945 7462 7651 7930 8323 8845 10930 11102 11890 12383 12505 13195 14209 15302 15457 16646 17507 17690 18655 22997 24766 25010 26390 27755 28418 30914 31697 32513 35014 37310 38255 41615 44813 45994 55510 61915 63394 65026 66673 71045 72529 76510 77285 83230 87535 89626 99463 108199 114985 123830 133346 142090 145058 154570 158485 160979 162565 175070 198926 216398 221879 224065 227591 229970 313691 316970 321958 325130 333365 362645 412061 443758 448130 455182 466711 497315 507703 540995 582569 627382 666730 725290 804895 824122 866749 933422 942877 994630 1015406 1081990 1109395 1137955 1165138 1299577 1568455 1609790 1733498 1885754 1933517 2060305 2218790 2275910 2333555 2538515 2599154 2733593 2884427 2912845 3136910 3867034 4077983 4120610 4333745 4667110 4714385 5077030 5467186 5768854 5825690 6067243 6497885 6600139 8155966 8667490 9097039 9428770 9667585 12134486 12995770 13200278 13534619 13667965 14422135 16894501 18194078 19135151 19335170 20389915 25135721 27069238 27335930 28844270 30336215 33000695 33789002 35536709 38270302 40779830 45485195 50271442 60672430 66001390 67673095 71073418 79274197 84472505 90970390 95675755 118261507 125678605 135346190 158548394 168945010 175950047 177683545 191351510 236523014 248756963 251357210 351900094 355367090 396370985 497513926 554919379 591307535 792741970 879750235 1030564561 1109838758 1182615070 1243784815 1759500470 2061129122 2487569630 2774596895 5152822805 5549193790 7213951927 10305645610 14427903854 36069759635 72139519270
• Sum of all divisors σ(n): 172293972480
• Sum of proper divisors (its aliquot sum) s(n): 100154453210
• 72139519270 is an abundant number, because the sum of its proper divisors (100154453210) is greater than itself. Its abundance is 28014933940

Bases of 72139519270

• Binary: 1000011001011110110011011010100100110₂
• Hexadecimal: 0x10CBD9B526
• Base-36: X5209BA

Squares and roots of 72139519270

• 72139519270 squared (72139519270²) is 5204110240506701332900
• 72139519270 cubed (72139519270³) is 375422010978237515368874234983000
• The square root of 72139519270 is 268588.0102871311
• The cube root of 72139519270 is 4162.8530583605

Scales and comparisons

• 72,139,519,270 seconds is equal to 2,293 years, 42 weeks, 2 days, 3 hours, 21 minutes, 10 seconds.
• To count from 1 to 72,139,519,270 would take you about four thousand, five hundred eighty-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 72139519270 cubic inches would be around 346.9 feet tall.

Recreational maths with 72139519270

• 72139519270 backwards is 07291593127
• The number of decimal digits it has is: 11
• The sum of 72139519270's digits is 46
• More coming soon!