138227602644

Names of 138227602644

• Cardinal: 138227602644 can be written as One hundred thirty-eight billion, two hundred twenty-seven million, six hundred two thousand, six hundred forty-four.

Scientific notation

• Scientific notation: 1.38227602644 × 10¹¹

Factors of 138227602644

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 44880

Divisors of 138227602644

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 9 12 18 31 36 62 93 124 186 279 372 558 1116 2957 5914 8871 11828 17742 26613 35484 41887 53226 83774 91667 106452 125661 167548 183334 251322 275001 366668 376983 502644 550002 753966 825003 1100004 1298497 1507932 1650006 2596994 3300012 3895491 5193988 7790982 11686473 15581964 23372946 46745892 123859859 247719718 371579577 495439436 743159154 1114738731 1486318308 2229477462 3839655629 4458954924 7679311258 11518966887 15358622516 23037933774 34556900661 46075867548 69113801322 138227602644
• Sum of all divisors σ(n): 360810498048
• Sum of proper divisors (its aliquot sum) s(n): 222582895404
• 138227602644 is an abundant number, because the sum of its proper divisors (222582895404) is greater than itself. Its abundance is 84355292760

Bases of 138227602644

• Binary: 10000000101111000000011101010011010100₂
• Hexadecimal: 0x202F01D4D4
• Base-36: 1RI158T0

Squares and roots of 138227602644

• 138227602644 squared (138227602644²) is 19106870132707555790736
• 138227602644 cubed (138227602644³) is 2641096852474411569698317024305984
• The square root of 138227602644 is 371789.7290727651
• The cube root of 138227602644 is 5170.4886837831

Scales and comparisons

• 138,227,602,644 seconds is equal to 4,395 years, 10 weeks, 6 days, 12 hours, 17 minutes, 24 seconds.
• To count from 1 to 138,227,602,644 would take you about eight thousand, seven hundred ninety 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 138227602644 cubic inches would be around 430.9 feet tall.

Recreational maths with 138227602644

• 138227602644 backwards is 446206722831
• The number of decimal digits it has is: 12
• The sum of 138227602644's digits is 45
• More coming soon!