13855895838672

Names of 13855895838672

• Cardinal: 13855895838672 can be written as Thirteen trillion, eight hundred fifty-five billion, eight hundred ninety-five million, eight hundred thirty-eight thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 1.3855895838672 × 10¹³

Factors of 13855895838672

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 7040597525

Divisors of 13855895838672

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 41 48 82 123 164 246 328 492 656 984 1968 7040597479 14081194958 21121792437 28162389916 42243584874 56324779832 84487169748 112649559664 168974339496 288664496639 337948678992 577328993278 865993489917 1154657986556 1731986979834 2309315973112 3463973959668 4618631946224 6927947919336 13855895838672
• Sum of all divisors σ(n): 36667431675840
• Sum of proper divisors (its aliquot sum) s(n): 22811535837168
• 13855895838672 is an abundant number, because the sum of its proper divisors (22811535837168) is greater than itself. Its abundance is 8955639998496

Bases of 13855895838672

• Binary: 11001001101000010011101111111101111111010000₂
• Hexadecimal: 0xC9A13BFDFD0
• Base-36: 4WTB6MTAO

Squares and roots of 13855895838672

• 13855895838672 squared (13855895838672²) is 191985849492128046250723584
• 13855895838672 cubed (13855895838672³) is 2660135933061885900667182459114529640448
• The square root of 13855895838672 is 3722350.8484117937
• The cube root of 13855895838672 is 24018.4440620317

Scales and comparisons

• 13,855,895,838,672 seconds is equal to 440,574 years, 32 weeks, 4 days, 19 hours, 11 minutes, 12 seconds.
• To count from 1 to 13,855,895,838,672 would take you about one million, one hundred one thousand, four hundred thirty-six 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 13855895838672 cubic inches would be around 2001.5 feet tall.

Recreational maths with 13855895838672

• 13855895838672 backwards is 27683859855831
• The number of decimal digits it has is: 14
• The sum of 13855895838672's digits is 78
• More coming soon!