31213813106915968

Names of 31213813106915968

• Cardinal: 31213813106915968 can be written as Thirty-one quadrillion, two hundred thirteen trillion, eight hundred thirteen billion, one hundred six million, nine hundred fifteen thousand, nine hundred sixty-eight.

Scientific notation

• Scientific notation: 3.1213813106915968 × 10¹⁶

Factors of 31213813106915968

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 226768197

Divisors of 31213813106915968

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 8 16 32 64 79 128 158 316 632 1264 2528 5056 10112 13613 27226 54452 108904 217808 435616 871232 1075427 1742464 2150854 4301708 8603416 17206832 34413664 68827328 137654656 226754503 453509006 907018012 1814036024 3628072048 7256144096 14512288192 17913605737 29024576384 35827211474 71654422948 143308845896 286617691792 573235383584 1146470767168 2292941534336 3086809049339 6173618098678 12347236197356 24694472394712 49388944789424 98777889578848 197555779157696 243857914897781 395111558315392 487715829795562 975431659591124 1950863319182248 3901726638364496 7803453276728992 15606906553457984 31213813106915968
• Sum of all divisors σ(n): 62975530676102400
• Sum of proper divisors (its aliquot sum) s(n): 31761717569186432
• 31213813106915968 is an abundant number, because the sum of its proper divisors (31761717569186432) is greater than itself. Its abundance is 547904462270464

Bases of 31213813106915968

• Binary: 1101110111001001100110000110010010100101011101010000000₂
• Hexadecimal: 0x6EE4CC3252BA80
• Base-36: 8JCDFS733B4

Squares and roots of 31213813106915968

• 31213813106915968 squared (31213813106915968²) is 974302128673479075162992213377024
• 31213813106915968 cubed (31213813106915968³) is 30411684554084369123136154717602595902179069919232
• The square root of 31213813106915968 is 176674313.6591054315
• The cube root of 31213813106915968 is 314858.6351720743

Scales and comparisons

• 31,213,813,106,915,968 seconds is equal to 992,502,706 years, 7 weeks, 17 hours, 59 minutes, 28 seconds.
• To count from 1 to 31,213,813,106,915,968 would take you about two billion, nine hundred seventy-seven million, five hundred eight thousand, one hundred eighteen 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 31213813106915968 cubic inches would be around 26238.2 feet tall.

Recreational maths with 31213813106915968

• 31213813106915968 backwards is 86951960131831213
• The number of decimal digits it has is: 17
• The sum of 31213813106915968's digits is 67
• More coming soon!