13122800985

Names of 13122800985

• Cardinal: 13122800985 can be written as Thirteen billion, one hundred twenty-two million, eight hundred thousand, nine hundred eighty-five.

Scientific notation

• Scientific notation: 1.3122800985 × 10¹⁰

Factors of 13122800985

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 41889

Divisors of 13122800985

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 5 7 15 21 35 49 61 105 147 183 245 305 343 427 735 915 1029 1281 1715 2135 2989 5145 6405 8967 14945 20923 41813 44835 62769 104615 125439 209065 292691 313845 627195 878073 1463455 2048837 2550593 4390365 6146511 7651779 10244185 12752965 14341859 17854151 30732555 38258895 43025577 53562453 71709295 89270755 124979057 215127885 267812265 374937171 624895285 874853399 1874685855 2624560197 4374266995 13122800985
• Sum of all divisors σ(n): 24887692800
• Sum of proper divisors (its aliquot sum) s(n): 11764891815
• 13122800985 is a deficient number, because the sum of its proper divisors (11764891815) is less than itself. Its deficiency is 1357909170

Bases of 13122800985

• Binary: 1100001110001011100000110101011001₂
• Hexadecimal: 0x30E2E0D59
• Base-36: 610Z61L

Squares and roots of 13122800985

• 13122800985 squared (13122800985²) is 172207905691916970225
• 13122800985 cubed (13122800985³) is 2259850074438675123406845671625
• The square root of 13122800985 is 114554.7946835923
• The cube root of 13122800985 is 2358.7152459137

Scales and comparisons

• 13,122,800,985 seconds is equal to 417 years, 13 weeks, 5 days, 6 hours, 29 minutes, 45 seconds.
• To count from 1 to 13,122,800,985 would take you about eight hundred thirty-four 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 13122800985 cubic inches would be around 196.6 feet tall.

Recreational maths with 13122800985

• 13122800985 backwards is 58900822131
• The number of decimal digits it has is: 11
• The sum of 13122800985's digits is 39
• More coming soon!