138631354750

Names of 138631354750

• Cardinal: 138631354750 can be written as One hundred thirty-eight billion, six hundred thirty-one million, three hundred fifty-four thousand, seven hundred fifty.

Scientific notation

• Scientific notation: 1.3863135475 × 10¹¹

Factors of 138631354750

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 107376

Divisors of 138631354750

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 5 7 10 14 25 35 50 70 125 175 250 350 743 875 1486 1750 3715 5201 7430 10402 18575 26005 37150 52010 92875 106619 130025 185750 213238 260050 533095 650125 746333 1066190 1300250 1492666 2665475 3731665 5330950 7463330 13327375 18658325 26654750 37316650 79217917 93291625 158435834 186583250 396089585 554525419 792179170 1109050838 1980447925 2772627095 3960895850 5545254190 9902239625 13863135475 19804479250 27726270950 69315677375 138631354750
• Sum of all divisors σ(n): 296993848320
• Sum of proper divisors (its aliquot sum) s(n): 158362493570
• 138631354750 is an abundant number, because the sum of its proper divisors (158362493570) is greater than itself. Its abundance is 19731138820

Bases of 138631354750

• Binary: 10000001000111000100101001100101111110₂
• Hexadecimal: 0x204712997E
• Base-36: 1ROPJ1XA

Squares and roots of 138631354750

• 138631354750 squared (138631354750²) is 19218652519820347562500
• 138631354750 cubed (138631354750³) is 2664307835292196009205235296875000
• The square root of 138631354750 is 372332.3176276805
• The cube root of 138631354750 is 5175.5179890227

Scales and comparisons

• 138,631,354,750 seconds is equal to 4,408 years, 2 weeks, 3 days, 13 hours, 39 minutes, 10 seconds.
• To count from 1 to 138,631,354,750 would take you about eight thousand, eight hundred sixteen 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 138631354750 cubic inches would be around 431.3 feet tall.

Recreational maths with 138631354750

• 138631354750 backwards is 057453136831
• The number of decimal digits it has is: 12
• The sum of 138631354750's digits is 46
• More coming soon!