31408155440856

Names of 31408155440856

• Cardinal: 31408155440856 can be written as Thirty-one trillion, four hundred eight billion, one hundred fifty-five million, four hundred forty thousand, eight hundred fifty-six.

Scientific notation

• Scientific notation: 3.1408155440856 × 10¹³

Factors of 31408155440856

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 85085463

Divisors of 31408155440856

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 27 36 54 72 108 216 1709 3418 5127 6836 10254 13672 15381 20508 30762 41016 46143 61524 92286 123048 184572 369144 85083749 170167498 255251247 340334996 510502494 680669992 765753741 1021004988 1531507482 2042009976 2297261223 3063014964 4594522446 6126029928 9189044892 18378089784 145408127041 290816254082 436224381123 581632508164 872448762246 1163265016328 1308673143369 1744897524492 2617346286738 3489795048984 3926019430107 5234692573476 7852038860214 10469385146952 15704077720428 31408155440856
• Sum of all divisors σ(n): 87295927500000
• Sum of proper divisors (its aliquot sum) s(n): 55887772059144
• 31408155440856 is an abundant number, because the sum of its proper divisors (55887772059144) is greater than itself. Its abundance is 24479616618288

Bases of 31408155440856

• Binary: 111001001000011000111111100101011011011011000₂
• Hexadecimal: 0x1C90C7F2B6D8
• Base-36: B4SPGTC60

Squares and roots of 31408155440856

• 31408155440856 squared (31408155440856²) is 986472228196972355714012736
• 31408155440856 cubed (31408155440856³) is 30983273081298078912985292534918878742016
• The square root of 31408155440856 is 5604297.9436193433
• The cube root of 31408155440856 is 31551.0737555003

Scales and comparisons

• 31,408,155,440,856 seconds is equal to 998,682 years, 9 weeks, 6 days, 14 hours, 27 minutes, 36 seconds.
• To count from 1 to 31,408,155,440,856 would take you about two million, four hundred ninety-six thousand, seven hundred 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 31408155440856 cubic inches would be around 2629.3 feet tall.

Recreational maths with 31408155440856

• 31408155440856 backwards is 65804455180413
• 31408155440856 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 31408155440856's digits is 54
• More coming soon!