13137967842

Names of 13137967842

• Cardinal: 13137967842 can be written as Thirteen billion, one hundred thirty-seven million, nine hundred sixty-seven thousand, eight hundred forty-two.

Scientific notation

• Scientific notation: 1.3137967842 × 10¹⁰

Factors of 13137967842

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 161258

Divisors of 13137967842

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 3 6 61 122 183 223 366 446 669 1338 13603 27206 40809 81618 160969 321938 482907 965814 9819109 19638218 29457327 35896087 58914654 71792174 107688261 215376522 2189661307 4379322614 6568983921 13137967842
• Sum of all divisors σ(n): 26826616320
• Sum of proper divisors (its aliquot sum) s(n): 13688648478
• 13137967842 is an abundant number, because the sum of its proper divisors (13688648478) is greater than itself. Its abundance is 550680636

Bases of 13137967842

• Binary: 1100001111000101010111101011100010₂
• Hexadecimal: 0x30F157AE2
• Base-36: 61A08V6

Squares and roots of 13137967842

• 13137967842 squared (13137967842²) is 172606199017426136964
• 13137967842 cubed (13137967842³) is 2267694692020796585043319511688
• The square root of 13137967842 is 114620.9747035855
• The cube root of 13137967842 is 2359.6236018739

Scales and comparisons

• 13,137,967,842 seconds is equal to 417 years, 38 weeks, 5 days, 19 hours, 30 minutes, 42 seconds.
• To count from 1 to 13,137,967,842 would take you about eight hundred thirty-five 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 13137967842 cubic inches would be around 196.6 feet tall.

Recreational maths with 13137967842

• 13137967842 backwards is 24876973131
• The number of decimal digits it has is: 11
• The sum of 13137967842's digits is 51
• More coming soon!