13137133872

Names of 13137133872

• Cardinal: 13137133872 can be written as Thirteen billion, one hundred thirty-seven million, one hundred thirty-three thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 1.3137133872 × 10¹⁰

Factors of 13137133872

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 8828755

Divisors of 13137133872

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 31 48 62 93 124 186 248 372 496 744 1488 8828719 17657438 26486157 35314876 52972314 70629752 105944628 141259504 211889256 273690289 423778512 547380578 821070867 1094761156 1642141734 2189522312 3284283468 4379044624 6568566936 13137133872
• Sum of all divisors σ(n): 35032360960
• Sum of proper divisors (its aliquot sum) s(n): 21895227088
• 13137133872 is an abundant number, because the sum of its proper divisors (21895227088) is greater than itself. Its abundance is 8758093216

Bases of 13137133872

• Binary: 1100001111000010001100000100110000₂
• Hexadecimal: 0x30F08C130
• Base-36: 619IDDC

Squares and roots of 13137133872

• 13137133872 squared (13137133872²) is 172584286370849712384
• 13137133872 cubed (13137133872³) is 2267262874257437709981304270848
• The square root of 13137133872 is 114617.3366991223
• The cube root of 13137133872 is 2359.5736728701

Scales and comparisons

• 13,137,133,872 seconds is equal to 417 years, 37 weeks, 3 days, 3 hours, 51 minutes, 12 seconds.
• To count from 1 to 13,137,133,872 would take you about eight hundred thirty-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 13137133872 cubic inches would be around 196.6 feet tall.

Recreational maths with 13137133872

• 13137133872 backwards is 27833173131
• The number of decimal digits it has is: 11
• The sum of 13137133872's digits is 39
• More coming soon!