31730967845

Names of 31730967845

• Cardinal: 31730967845 can be written as Thirty-one billion, seven hundred thirty million, nine hundred sixty-seven thousand, eight hundred forty-five.

Scientific notation

• Scientific notation: 3.1730967845 × 10¹⁰

Factors of 31730967845

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 142

Divisors of 31730967845

• Number of divisors d(n): 54
• Complete list of divisors:
  1 5 29 41 67 145 205 335 841 1189 1681 1943 2747 4205 4489 5945 8405 9715 13735 22445 34481 48749 56347 79663 112627 130181 172405 184049 243745 281735 398315 563135 650905 920245 1413721 2310227 3266183 3775249 5337421 7068605 7546009 11551135 16330915 18876245 26687105 37730045 94719307 154785209 218834261 473596535 773926045 1094171305 6346193569 31730967845
• Sum of all divisors σ(n): 41033041686
• Sum of proper divisors (its aliquot sum) s(n): 9302073841
• 31730967845 is a deficient number, because the sum of its proper divisors (9302073841) is less than itself. Its deficiency is 22428894004

Bases of 31730967845

• Binary: 11101100011010100000010010100100101₂
• Hexadecimal: 0x763502525
• Base-36: EKRSRHH

Squares and roots of 31730967845

• 31730967845 squared (31730967845²) is 1006854320380423944025
• 31730967845 cubed (31730967845³) is 31948462064590560335325354876125
• The square root of 31730967845 is 178131.8832915657
• The cube root of 31730967845 is 3165.8799299061

Scales and comparisons

• 31,730,967,845 seconds is equal to 1,008 years, 49 weeks, 1 day, 13 hours, 44 minutes, 5 seconds.
• To count from 1 to 31,730,967,845 would take you about two thousand and seventeen 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 31730967845 cubic inches would be around 263.8 feet tall.

Recreational maths with 31730967845

• 31730967845 backwards is 54876903713
• The number of decimal digits it has is: 11
• The sum of 31730967845's digits is 53
• More coming soon!