31379123664

Names of 31379123664

• Cardinal: 31379123664 can be written as Thirty-one billion, three hundred seventy-nine million, one hundred twenty-three thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 3.1379123664 × 10¹⁰

Factors of 31379123664

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 31130095

Divisors of 31379123664

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 36 42 48 56 63 72 84 112 126 144 168 252 336 504 1008 31130083 62260166 93390249 124520332 186780498 217910581 249040664 280170747 373560996 435821162 498081328 560341494 653731743 747121992 871642324 1120682988 1307463486 1494243984 1743284648 1961195229 2241365976 2614926972 3486569296 3922390458 4482731952 5229853944 7844780916 10459707888 15689561832 31379123664
• Sum of all divisors σ(n): 100363390816
• Sum of proper divisors (its aliquot sum) s(n): 68984267152
• 31379123664 is an abundant number, because the sum of its proper divisors (68984267152) is greater than itself. Its abundance is 37605143488

Bases of 31379123664

• Binary: 11101001110010101110110110111010000₂
• Hexadecimal: 0x74E576DD0
• Base-36: EEYBIS0

Squares and roots of 31379123664

• 31379123664 squared (31379123664²) is 984649401920604784896
• 31379123664 cubed (31379123664³) is 30897435348550296654921703378944
• The square root of 31379123664 is 177141.5356826287
• The cube root of 31379123664 is 3154.1349464771

Scales and comparisons

• 31,379,123,664 seconds is equal to 997 years, 39 weeks, 3 days, 7 hours, 14 minutes, 24 seconds.
• To count from 1 to 31,379,123,664 would take you about one thousand, nine hundred ninety-five 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 31379123664 cubic inches would be around 262.8 feet tall.

Recreational maths with 31379123664

• 31379123664 backwards is 46632197313
• The number of decimal digits it has is: 11
• The sum of 31379123664's digits is 45
• More coming soon!