139499909121

Names of 139499909121

• Cardinal: 139499909121 can be written as One hundred thirty-nine billion, four hundred ninety-nine million, nine hundred nine thousand, one hundred twenty-one.

Scientific notation

• Scientific notation: 1.39499909121 × 10¹¹

Factors of 139499909121

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 1397

Divisors of 139499909121

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 53 97 157 159 291 471 1087 2809 3261 5141 8321 8427 15229 15423 24963 45687 57611 105439 170659 172833 272473 316317 441013 511977 807137 817419 1323039 2421411 3053383 5588267 9044927 9160149 16553923 16764801 27134781 42778261 49661769 128334783 296178151 479381131 877357919 888534453 1438143393 2632073757 46499969707 139499909121
• Sum of all divisors σ(n): 192927171584
• Sum of proper divisors (its aliquot sum) s(n): 53427262463
• 139499909121 is a deficient number, because the sum of its proper divisors (53427262463) is less than itself. Its deficiency is 86072646658

Bases of 139499909121

• Binary: 10000001111010110101111011000000000001₂
• Hexadecimal: 0x207AD7B001
• Base-36: 1S32N6RL

Squares and roots of 139499909121

• 139499909121 squared (139499909121²) is 19460224644767258992641
• 139499909121 cubed (139499909121³) is 2714699569419277137669689507778561
• The square root of 139499909121 is 373496.8662800265
• The cube root of 139499909121 is 5186.3040614129

Scales and comparisons

• 139,499,909,121 seconds is equal to 4,435 years, 34 weeks, 4 days, 6 hours, 45 minutes, 21 seconds.
• To count from 1 to 139,499,909,121 would take you about eight thousand, eight hundred seventy-one 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 139499909121 cubic inches would be around 432.2 feet tall.

Recreational maths with 139499909121

• 139499909121 backwards is 121909994931
• The number of decimal digits it has is: 12
• The sum of 139499909121's digits is 57
• More coming soon!