813994896

Names of 813994896

• Cardinal: 813994896 can be written as Eight hundred thirteen million, nine hundred ninety-four thousand, eight hundred ninety-six.

Scientific notation

• Scientific notation: 8.13994896 × 10⁸

Factors of 813994896

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 118618

Divisors of 813994896

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 8 11 12 13 16 22 24 26 33 39 44 48 52 66 78 88 104 132 143 156 176 208 264 286 312 429 528 572 624 858 1144 1716 2288 3432 6864 118589 237178 355767 474356 711534 948712 1304479 1423068 1541657 1897424 2608958 2846136 3083314 3913437 4624971 5217916 5692272 6166628 7826874 9249942 10435832 12333256 15653748 16958227 18499884 20871664 24666512 31307496 33916454 36999768 50874681 62614992 67832908 73999536 101749362 135665816 203498724 271331632 406997448 813994896
• Sum of all divisors σ(n): 2470466880
• Sum of proper divisors (its aliquot sum) s(n): 1656471984
• 813994896 is an abundant number, because the sum of its proper divisors (1656471984) is greater than itself. Its abundance is 842477088

Bases of 813994896

• Binary: 110000100001001001001110010000₂
• Hexadecimal: 0x30849390
• Base-36: DGMQHC

Squares and roots of 813994896

• 813994896 squared (813994896²) is 662587690714050816
• 813994896 cubed (813994896³) is 539342998393663959708635136
• The square root of 813994896 is 28530.5957876803
• The cube root of 813994896 is 933.6997171535

Scales and comparisons

• 813,994,896 seconds is equal to 25 years, 45 weeks, 6 days, 5 hours, 41 minutes, 36 seconds.
• To count from 1 to 813,994,896 would take you about 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 813994896 cubic inches would be around 77.8 feet tall.

Recreational maths with 813994896

• 813994896 backwards is 698499318
• The number of decimal digits it has is: 9
• The sum of 813994896's digits is 57
• More coming soon!