135731656640

Names of 135731656640

• Cardinal: 135731656640 can be written as One hundred thirty-five billion, seven hundred thirty-one million, six hundred fifty-six thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.3573165664 × 10¹¹

Factors of 135731656640

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 45299

Divisors of 135731656640

• Number of divisors d(n): 56
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 64 80 160 320 13229 26458 32063 52916 64126 66145 105832 128252 132290 160315 211664 256504 264580 320630 423328 513008 529160 641260 846656 1026016 1058320 1282520 2052032 2116640 2565040 4233280 5130080 10260160 424161427 848322854 1696645708 2120807135 3393291416 4241614270 6786582832 8483228540 13573165664 16966457080 27146331328 33932914160 67865828320 135731656640
• Sum of all divisors σ(n): 323245520640
• Sum of proper divisors (its aliquot sum) s(n): 187513864000
• 135731656640 is an abundant number, because the sum of its proper divisors (187513864000) is greater than itself. Its abundance is 51782207360

Bases of 135731656640

• Binary: 1111110011010001111001011011111000000₂
• Hexadecimal: 0x1F9A3CB7C0
• Base-36: 1QCR4GJK

Squares and roots of 135731656640

• 135731656640 squared (135731656640²) is 18423082614238856089600
• 135731656640 cubed (135731656640³) is 2500595523646221989699960274944000
• The square root of 135731656640 is 368417.7745983493
• The cube root of 135731656640 is 5139.1786683427

Scales and comparisons

• 135,731,656,640 seconds is equal to 4,315 years, 44 weeks, 5 hours, 57 minutes, 20 seconds.
• To count from 1 to 135,731,656,640 would take you about eight thousand, six hundred thirty-one 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 135731656640 cubic inches would be around 428.3 feet tall.

Recreational maths with 135731656640

• 135731656640 backwards is 046656137531
• The number of decimal digits it has is: 12
• The sum of 135731656640's digits is 47
• More coming soon!