31213813106915970

Names of 31213813106915970

• Cardinal: 31213813106915970 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 seventy.

Scientific notation

• Scientific notation: 3.121381310691597 × 10¹⁶

Factors of 31213813106915970

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 123234599

Divisors of 31213813106915970

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 5 6 10 15 30 67 134 201 335 402 670 1005 2010 126143 252286 378429 630715 756858 1261430 1892145 3784290 8451581 16903162 25354743 42257905 50709486 84515810 123108379 126773715 246216758 253547430 369325137 615541895 738650274 1231083790 1846625685 3693251370 8248261393 16496522786 24744784179 41241306965 49489568358 82482613930 123723920895 247447841790 15529260252197 31058520504394 46587780756591 77646301260985 93175561513182 155292602521970 232938903782955 465877807565910 1040460436897199 2080920873794398 3121381310691597 5202302184485995 6242762621383194 10404604368971990 15606906553457985 31213813106915970
• Sum of all divisors σ(n): 76031861550981120
• Sum of proper divisors (its aliquot sum) s(n): 44818048444065150
• 31213813106915970 is an abundant number, because the sum of its proper divisors (44818048444065150) is greater than itself. Its abundance is 13604235337149180

Bases of 31213813106915970

• Binary: 1101110111001001100110000110010010100101011101010000010₂
• Hexadecimal: 0x6EE4CC3252BA82
• Base-36: 8JCDFS733B6

Squares and roots of 31213813106915970

• 31213813106915970 squared (31213813106915970²) is 974302128673479200018244641040900
• 31213813106915970 cubed (31213813106915970³) is 30411684554084374968948926758477421445889633173000
• The square root of 31213813106915970 is 176674313.6591054371
• The cube root of 31213813106915970 is 314858.6351720743

Scales and comparisons

• 31,213,813,106,915,970 seconds is equal to 992,502,706 years, 7 weeks, 17 hours, 59 minutes, 30 seconds.
• To count from 1 to 31,213,813,106,915,970 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 31213813106915970 cubic inches would be around 26238.2 feet tall.

Recreational maths with 31213813106915970

• 31213813106915970 backwards is 07951960131831213
• The number of decimal digits it has is: 17
• The sum of 31213813106915970's digits is 60
• More coming soon!