139974492

Names of 139974492

• Cardinal: 139974492 can be written as One hundred thirty-nine million, nine hundred seventy-four thousand, four hundred ninety-two.

Scientific notation

• Scientific notation: 1.39974492 × 10⁸

Factors of 139974492

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 569

Divisors of 139974492

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 7 12 14 21 28 41 42 82 84 97 123 164 194 246 287 291 388 419 492 574 582 679 838 861 1148 1164 1257 1358 1676 1722 2037 2514 2716 2933 3444 3977 4074 5028 5866 7954 8148 8799 11732 11931 15908 17179 17598 23862 27839 34358 35196 40643 47724 51537 55678 68716 81286 83517 103074 111356 120253 121929 162572 167034 206148 240506 243858 284501 334068 360759 481012 487716 569002 721518 853503 1138004 1443036 1666363 1707006 3332726 3414012 4999089 6665452 9998178 11664541 19996356 23329082 34993623 46658164 69987246 139974492
• Sum of all divisors σ(n): 387233280
• Sum of proper divisors (its aliquot sum) s(n): 247258788
• 139974492 is an abundant number, because the sum of its proper divisors (247258788) is greater than itself. Its abundance is 107284296

Bases of 139974492

• Binary: 1000010101111101011101011100₂
• Hexadecimal: 0x857D75C
• Base-36: 2BC50C

Squares and roots of 139974492

• 139974492 squared (139974492²) is 19592858410658064
• 139974492 cubed (139974492³) is 2742500402859789894103488
• The square root of 139974492 is 11831.0816073595
• The cube root of 139974492 is 519.2178725221

Scales and comparisons

• 139,974,492 seconds is equal to 4 years, 23 weeks, 3 days, 1 hour, 48 minutes, 12 seconds.
• To count from 1 to 139,974,492 would take you about six 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 139974492 cubic inches would be around 43.3 feet tall.

Recreational maths with 139974492

• 139974492 backwards is 294479931
• The number of decimal digits it has is: 9
• The sum of 139974492's digits is 48
• More coming soon!