13125140784

Names of 13125140784

• Cardinal: 13125140784 can be written as Thirteen billion, one hundred twenty-five million, one hundred forty thousand, seven hundred eighty-four.

Scientific notation

• Scientific notation: 1.3125140784 × 10¹⁰

Factors of 13125140784

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1860151

Divisors of 13125140784

• Number of divisors d(n): 90
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 36 42 48 49 56 63 72 84 98 112 126 144 147 168 196 252 294 336 392 441 504 588 784 882 1008 1176 1764 2352 3528 7056 1860139 3720278 5580417 7440556 11160834 13020973 14881112 16741251 22321668 26041946 29762224 33482502 39062919 44643336 52083892 66965004 78125838 89286672 91146811 104167784 117188757 133930008 156251676 182293622 208335568 234377514 267860016 273440433 312503352 364587244 468755028 546880866 625006704 729174488 820321299 937510056 1093761732 1458348976 1640642598 1875020112 2187523464 3281285196 4375046928 6562570392 13125140784
• Sum of all divisors σ(n): 42729275940
• Sum of proper divisors (its aliquot sum) s(n): 29604135156
• 13125140784 is an abundant number, because the sum of its proper divisors (29604135156) is greater than itself. Its abundance is 16478994372

Bases of 13125140784

• Binary: 1100001110010100011100000100110000₂
• Hexadecimal: 0x30E51C130
• Base-36: 612DBG0

Squares and roots of 13125140784

• 13125140784 squared (13125140784²) is 172269320599820134656
• 13125140784 cubed (13125140784³) is 2261059085636670592437837410304
• The square root of 13125140784 is 114565.0068039975
• The cube root of 13125140784 is 2358.8554241069

Scales and comparisons

• 13,125,140,784 seconds is equal to 417 years, 17 weeks, 4 days, 8 hours, 26 minutes, 24 seconds.
• To count from 1 to 13,125,140,784 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 13125140784 cubic inches would be around 196.6 feet tall.

Recreational maths with 13125140784

• 13125140784 backwards is 48704152131
• 13125140784 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13125140784's digits is 36
• More coming soon!