137631181429377618921

Names of 137631181429377618921

• Cardinal: 137631181429377618921 can be written as One hundred thirty-seven quintillion, six hundred thirty-one quadrillion, one hundred eighty-one trillion, four hundred twenty-nine billion, three hundred seventy-seven million, six hundred eighteen thousand, nine hundred twenty-one.

Scientific notation

• Scientific notation: 1.37631181429377618921 × 10²⁰

Factors of 137631181429377618921

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 42048893

Divisors of 137631181429377618921

• Number of divisors d(n): 45
• Complete list of divisors:
  1 3 9 27 31 81 93 279 837 961 2511 2883 8649 25947 77841 42048859 126146577 378439731 1135319193 1303514629 3405957579 3910543887 11731631661 35194894983 40408953499 105584684949 121226860497 363680581491 1091041744473 3273125233419 1768106543201881 5304319629605643 15912958888816929 47738876666450787 54811302839258311 143216629999352361 164433908517774933 493301725553324799 1479905176659974397 1699150388017007641 4439715529979923191 5097451164051022923 15292353492153068769 45877060476459206307 137631181429377618921
• Sum of all divisors σ(n): 212443310537632283373
• Sum of proper divisors (its aliquot sum) s(n): 74812129108254664452
• 137631181429377618921 is a deficient number, because the sum of its proper divisors (74812129108254664452) is less than itself. Its deficiency is 62819052321122954469

Bases of 137631181429377618921

• Binary: 1110111011000000100001011100100111100001011011001000101001111101001₂
• Hexadecimal: 0x776042E4F0B6453E9
• Base-36: T1NNQ0JECAPK9

Squares and roots of 137631181429377618921

• 137631181429377618921 squared (137631181429377618921²) is 18942342101646258758495491032267497204241
• 137631181429377618921 cubed (137631181429377618921³) is 2607056922489014385555209753896520267883613367718025003043961
• 137631181429377618921 is a perfect square number. Its square root is 11731631661
• The cube root of 137631181429377618921 is 5163041.4613967665

Scales and comparisons

• 137,631,181,429,377,618,921 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 137,631,181,429,377,618,921 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 137631181429377618921 cubic inches would be around 430253.5 feet tall.

Recreational maths with 137631181429377618921

• 137631181429377618921 backwards is 129816773924181136731
• The number of decimal digits it has is: 21
• The sum of 137631181429377618921's digits is 90
• More coming soon!