31369128012872

Names of 31369128012872

• Cardinal: 31369128012872 can be written as Thirty-one trillion, three hundred sixty-nine billion, one hundred twenty-eight million, twelve thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 3.1369128012872 × 10¹³

Factors of 31369128012872

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1228

Divisors of 31369128012872

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 8 13 26 52 104 169 338 676 1213 1352 2197 2426 4394 4852 8788 9704 15769 17576 31538 63076 126152 204997 409994 819988 1471369 1639976 2664961 2942738 5329922 5885476 10659844 11770952 19127797 21319688 38255594 76511188 153022376 248661361 497322722 994645444 1784770597 1989290888 3232597693 3569541194 6465195386 7139082388 12930390772 14278164776 23202017761 25860781544 46404035522 92808071044 185616142088 301626230893 603252461786 1206504923572 2413009847144 3921141001609 7842282003218 15684564006436 31369128012872
• Sum of all divisors σ(n): 63768881526000
• Sum of proper divisors (its aliquot sum) s(n): 32399753513128
• 31369128012872 is an abundant number, because the sum of its proper divisors (32399753513128) is greater than itself. Its abundance is 1030625500256

Bases of 31369128012872

• Binary: 111001000011110110001101110110110110001001000₂
• Hexadecimal: 0x1C87B1BB6C48
• Base-36: B4AS0W408

Squares and roots of 31369128012872

• 31369128012872 squared (31369128012872²) is 984022192287950831397688384
• 31369128012872 cubed (31369128012872³) is 30867918117387676146951008923560196878848
• The square root of 31369128012872 is 5600814.9418519445
• 31369128012872 is a perfect cube number. Its cube root is 31538

Scales and comparisons

• 31,369,128,012,872 seconds is equal to 997,441 years, 12 weeks, 3 days, 6 hours, 14 minutes, 32 seconds.
• To count from 1 to 31,369,128,012,872 would take you about two million, four hundred ninety-three thousand, six hundred three 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 31369128012872 cubic inches would be around 2628.2 feet tall.

Recreational maths with 31369128012872

• 31369128012872 backwards is 27821082196313
• The number of decimal digits it has is: 14
• The sum of 31369128012872's digits is 53
• More coming soon!