7985826849

Names of 7985826849

• Cardinal: 7985826849 can be written as Seven billion, nine hundred eighty-five million, eight hundred twenty-six thousand, eight hundred forty-nine.

Scientific notation

• Scientific notation: 7.985826849 × 10⁹

Factors of 7985826849

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 514

Divisors of 7985826849

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 7 11 13 21 23 33 39 69 77 91 121 143 161 231 253 273 299 363 429 457 483 529 759 847 897 1001 1371 1573 1587 1771 2093 2541 2783 3003 3199 3289 3703 4719 5027 5313 5819 5941 6279 6877 8349 9597 9867 10511 11011 11109 15081 17457 17823 19481 20631 23023 31533 33033 35189 36179 40733 41587 48139 55297 58443 64009 65351 69069 73577 75647 105567 108537 115621 122199 124761 136643 144417 165891 192027 196053 220731 226941 241753 253253 346863 387079 409929 448063 457457 529529 718861 725259 759759 809347 832117 956501 1161237 1271831 1344189 1372371 1503073 1588587 1692271 2156583 2428041 2496351 2659283 2869503 3142789 3815493 4509219 5032027 5076813 5824819 7977849 8902817 9428367 10521511 15096081 16533803 17474457 18614981 21999523 26708451 29252113 31564533 34570679 49601409 55844943 65998569 87756339 103712037 115736621 204764791 241994753 347209863 380277469 614294373 725984259 1140832407 2661942283 7985826849
• Sum of all divisors σ(n): 15091078016
• Sum of proper divisors (its aliquot sum) s(n): 7105251167
• 7985826849 is a deficient number, because the sum of its proper divisors (7105251167) is less than itself. Its deficiency is 880575682

Bases of 7985826849

• Binary: 111011011111111100000110000100001₂
• Hexadecimal: 0x1DBFE0C21
• Base-36: 3O2JZFL

Squares and roots of 7985826849

• 7985826849 squared (7985826849²) is 63773430462209268801
• 7985826849 cubed (7985826849³) is 509283573237945258647683838049
• The square root of 7985826849 is 89363.4536541643
• The cube root of 7985826849 is 1998.8182059023

Scales and comparisons

• 7,985,826,849 seconds is equal to 253 years, 48 weeks, 13 hours, 14 minutes, 9 seconds.
• To count from 1 to 7,985,826,849 would take you about five 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 7985826849 cubic inches would be around 166.6 feet tall.

Recreational maths with 7985826849

• 7985826849 backwards is 9486285897
• The number of decimal digits it has is: 10
• The sum of 7985826849's digits is 66
• More coming soon!