31328850945

Names of 31328850945

• Cardinal: 31328850945 can be written as Thirty-one billion, three hundred twenty-eight million, eight hundred fifty thousand, nine hundred forty-five.

Scientific notation

• Scientific notation: 3.1328850945 × 10¹⁰

Factors of 31328850945

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2881

Divisors of 31328850945

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 5 7 15 17 21 29 31 35 49 51 85 87 93 105 119 145 147 155 203 217 245 255 357 435 465 493 527 595 609 651 735 833 899 1015 1085 1421 1479 1519 1581 1785 2465 2499 2635 2697 2789 3045 3255 3451 3689 4165 4263 4495 4557 6293 7105 7395 7595 7905 8367 10353 11067 12495 13485 13945 15283 17255 18445 18879 19523 21315 22785 24157 25823 31465 41835 44051 45849 47413 51765 55335 58569 72471 76415 77469 80881 86459 94395 97615 106981 120785 129115 132153 136661 142239 220255 229245 237065 242643 259377 292845 320943 331891 362355 387345 404405 409983 432295 534905 566167 605213 660765 683305 711195 748867 995673 1213215 1296885 1374977 1469803 1604715 1659455 1698501 1815639 2049915 2246601 2323237 2507311 2830835 3026065 3744335 3963169 4124931 4236491 4409409 4978365 6874885 6969711 7349015 7521933 8492505 9078195 9624839 10288621 11233005 11616185 11889507 12536555 12709473 17551177 19815845 20624655 21182455 22047045 28874517 30865863 34848555 37609665 42624287 48124195 51443105 52653531 59447535 63547365 67373873 72020347 87755885 122858239 127872861 144372585 154329315 202121619 213121435 216061041 263267655 298370009 336869365 360101735 368574717 614291195 639364305 895110027 1010608095 1080305205 1491850045 1842873585 2088590063 4475550135 6265770189 10442950315 31328850945
• Sum of all divisors σ(n): 65952921600
• Sum of proper divisors (its aliquot sum) s(n): 34624070655
• 31328850945 is an abundant number, because the sum of its proper divisors (34624070655) is greater than itself. Its abundance is 3295219710

Bases of 31328850945

• Binary: 11101001011010110000101010000000001₂
• Hexadecimal: 0x74B585401
• Base-36: EE4E03L

Squares and roots of 31328850945

• 31328850945 squared (31328850945²) is 981496901534027393025
• 31328850945 cubed (31328850945³) is 30749170131138886041627157658625
• The square root of 31328850945 is 176999.5789401771
• The cube root of 31328850945 is 3152.4496253975

Scales and comparisons

• 31,328,850,945 seconds is equal to 996 years, 8 weeks, 2 days, 10 hours, 35 minutes, 45 seconds.
• To count from 1 to 31,328,850,945 would take you about one thousand, nine hundred ninety-two 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 31328850945 cubic inches would be around 262.7 feet tall.

Recreational maths with 31328850945

• 31328850945 backwards is 54905882313
• The number of decimal digits it has is: 11
• The sum of 31328850945's digits is 48
• More coming soon!