139412145691021

Names of 139412145691021

• Cardinal: 139412145691021 can be written as One hundred thirty-nine trillion, four hundred twelve billion, one hundred forty-five million, six hundred ninety-one thousand and twenty-one.

Scientific notation

• Scientific notation: 1.39412145691021 × 10¹⁴

Factors of 139412145691021

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 86

Divisors of 139412145691021

• Number of divisors d(n): 216
• Complete list of divisors:
  1 7 17 19 43 49 119 133 289 301 323 343 361 731 817 833 931 1849 2023 2107 2261 2401 2527 5117 5491 5719 5831 6137 6517 12427 12943 13889 14161 14749 15523 15827 16807 17689 31433 35131 35819 38437 40033 40817 42959 45619 79507 86989 90601 97223 99127 103243 104329 108661 110789 123823 220031 236113 245917 250733 263891 269059 280231 285719 300713 319333 534361 556549 597227 608923 634207 667489 680561 693889 722701 730303 760627 775523 866761 1351619 1510633 1540217 1652791 1721419 1755131 1847237 1883413 1961617 2104991 3740527 3895843 4180589 4262461 4439449 4486147 4672423 4763927 4857223 5112121 5324389 5428661 6067327 9461333 10152859 10574431 10781519 11347313 11569537 12049933 12285917 12930659 13183891 13731319 14734937 22977523 25680761 26183689 27270901 28702027 29264123 29837227 31076143 31403029 32706961 33347489 35784847 37270723 66229331 71070013 74021017 75470633 79431191 80986759 84349531 90514613 92287237 103144559 160842661 179765327 183285823 190896307 192904321 200914189 204848861 208860589 219821203 228948727 233432423 250493929 260895061 436572937 463605317 487934459 497490091 518147119 528294431 556018337 566907313 590446717 633602291 1125898627 1258357289 1283000761 1336274149 1350330247 1406399323 1433942027 1538748421 1602641089 1753457503 3056010559 3245237219 3415541213 3482430637 3627029833 3892128359 3968351191 4435216037 7881290389 8294885803 8808501023 8981005327 9452311729 9844795261 10037594189 10771238947 11218487623 21392073913 22716660533 23908788491 24377014459 25389208831 27244898513 55169032723 58064200621 61659507161 66166182103 68913566827 75398672629 149744517391 167361519437 170639101213 190714289591 386183229061 406449404347 431616550127 463163274721 482394967789 1048211621737 1171530636059 2845145830429 3242142923047 7337481352159 8200714452413 19916020813003 139412145691021
• Sum of all divisors σ(n): 186689999390400
• Sum of proper divisors (its aliquot sum) s(n): 47277853699379
• 139412145691021 is a deficient number, because the sum of its proper divisors (47277853699379) is less than itself. Its deficiency is 92134291991642

Bases of 139412145691021

• Binary: 11111101100101101101011011010111101100110001101₂
• Hexadecimal: 0x7ECB6B6BD98D
• Base-36: 1DF120128D

Squares and roots of 139412145691021

• 139412145691021 squared (139412145691021²) is 19435746366174465177600022441
• 139412145691021 cubed (139412145691021³) is 2709579104014846524337270182038291052202261
• The square root of 139412145691021 is 11807292.0558026767
• The cube root of 139412145691021 is 51852.1621525671

Scales and comparisons

• 139,412,145,691,021 seconds is equal to 4,432,875 years, 1 day, 1 hour, 17 minutes, 1 second.
• To count from 1 to 139,412,145,691,021 would take you about eleven million, eighty-two thousand, one hundred eighty-seven 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 139412145691021 cubic inches would be around 4321 feet tall.

Recreational maths with 139412145691021

• 139412145691021 backwards is 120196541214931
• 139412145691021 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 139412145691021's digits is 49
• More coming soon!