138594712431

Names of 138594712431

• Cardinal: 138594712431 can be written as One hundred thirty-eight billion, five hundred ninety-four million, seven hundred twelve thousand, four hundred thirty-one.

Scientific notation

• Scientific notation: 1.38594712431 × 10¹¹

Factors of 138594712431

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1337

Divisors of 138594712431

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 7 17 19 21 49 51 57 119 133 147 289 323 343 357 361 399 833 867 931 969 1029 1083 1291 2023 2261 2499 2527 2793 3873 5491 5831 6069 6137 6517 6783 7581 9037 14161 15827 16473 17493 17689 18411 19551 21947 24529 27111 38437 42483 42959 47481 53067 63259 65841 73587 99127 104329 110789 115311 123823 128877 153629 171703 189777 269059 297381 300713 312987 332367 371469 373099 416993 442813 460887 466051 515109 730303 807177 902139 1075403 1119297 1201921 1250979 1328439 1398153 1883413 2104991 2190909 2611693 2918951 3226209 3262357 3605763 5112121 5650239 6314973 7088881 7527821 7835079 7922867 8413447 8756853 9787071 15336363 18281851 20432657 21266643 22583463 22836499 23768601 25240341 35784847 49622167 54845553 55460069 61297971 68509497 107354541 127972957 134688739 143028599 148866501 159855493 166380207 347355169 383918871 388220483 404066217 429085797 479566479 942821173 1042065507 1164661449 2431486183 2717543381 2828463519 6599748211 7294458549 8152630143 19799244633 46198237477 138594712431
• Sum of all divisors σ(n): 241794182400
• Sum of proper divisors (its aliquot sum) s(n): 103199469969
• 138594712431 is a deficient number, because the sum of its proper divisors (103199469969) is less than itself. Its deficiency is 35395242462

Bases of 138594712431

• Binary: 10000001000100111000110111101101101111₂
• Hexadecimal: 0x2044E37B6F
• Base-36: 1RO3POJ3

Squares and roots of 138594712431

• 138594712431 squared (138594712431²) is 19208494313831585929761
• 138594712431 cubed (138594712431³) is 2662195745657987317699891559558991
• The square root of 138594712431 is 372283.1079044549
• The cube root of 138594712431 is 5175.0619601721

Scales and comparisons

• 138,594,712,431 seconds is equal to 4,406 years, 45 weeks, 6 days, 11 hours, 13 minutes, 51 seconds.
• To count from 1 to 138,594,712,431 would take you about eight thousand, eight hundred thirteen 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 138594712431 cubic inches would be around 431.3 feet tall.

Recreational maths with 138594712431

• 138594712431 backwards is 134217495831
• The number of decimal digits it has is: 12
• The sum of 138594712431's digits is 48
• More coming soon!