138637412357466

Names of 138637412357466

• Cardinal: 138637412357466 can be written as One hundred thirty-eight trillion, six hundred thirty-seven billion, four hundred twelve million, three hundred fifty-seven thousand, four hundred sixty-six.

Scientific notation

• Scientific notation: 1.38637412357466 × 10¹⁴

Factors of 138637412357466

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 43435647

Divisors of 138637412357466

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 11 22 33 66 137 274 353 411 706 822 1059 1507 2118 3014 3883 4521 7766 9042 11649 23298 48361 96722 145083 290166 531971 1063942 1595913 3191826 43435141 86870282 130305423 260610846 477786551 955573102 1433359653 2866719306 5950614317 11901228634 15332604773 17851842951 30665209546 35703685902 45997814319 65456757487 91995628638 130913514974 168658652503 196370272461 337317305006 392740544922 505975957509 1011951915018 2100566853901 4201133707802 6301700561703 12603401123406 23106235392911 46212470785822 69318706178733 138637412357466
• Sum of all divisors σ(n): 305552672205696
• Sum of proper divisors (its aliquot sum) s(n): 166915259848230
• 138637412357466 is an abundant number, because the sum of its proper divisors (166915259848230) is greater than itself. Its abundance is 28277847490764

Bases of 138637412357466

• Binary: 11111100001011100001001101101110101010101011010₂
• Hexadecimal: 0x7E1709B7555A
• Base-36: 1D555BT07U

Squares and roots of 138637412357466

• 138637412357466 squared (138637412357466²) is 19220332105174066363765941156
• 138637412357466 cubed (138637412357466³) is 2664657107712459606496913462402084193270696
• The square root of 138637412357466 is 11774438.9402411017
• The cube root of 138637412357466 is 51755.9337071829

Scales and comparisons

• 138,637,412,357,466 seconds is equal to 4,408,240 years, 45 weeks, 5 days, 1 hour, 31 minutes, 6 seconds.
• To count from 1 to 138,637,412,357,466 would take you about eleven million, twenty thousand, six hundred two 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 138637412357466 cubic inches would be around 4313 feet tall.

Recreational maths with 138637412357466

• 138637412357466 backwards is 664753214736831
• 138637412357466 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 138637412357466's digits is 66
• More coming soon!