13731790725

Names of 13731790725

• Cardinal: 13731790725 can be written as Thirteen billion, seven hundred thirty-one million, seven hundred ninety thousand, seven hundred twenty-five.

Scientific notation

• Scientific notation: 1.3731790725 × 10¹⁰

Factors of 13731790725

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 51407

Divisors of 13731790725

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 5 9 15 25 29 41 45 75 87 123 145 205 225 261 369 435 615 725 1025 1189 1305 1845 2175 3075 3567 5945 6525 9225 10701 17835 29725 51329 53505 89175 153987 256645 267525 461961 769935 1283225 1488541 2104489 2309805 3849675 4465623 6313467 7442705 10522445 11549025 13396869 18940401 22328115 31567335 37213525 52612225 61030181 66984345 94702005 111640575 157836675 183090543 305150905 334921725 473510025 549271629 915452715 1525754525 2746358145 4577263575 13731790725
• Sum of all divisors σ(n): 26064347400
• Sum of proper divisors (its aliquot sum) s(n): 12332556675
• 13731790725 is a deficient number, because the sum of its proper divisors (12332556675) is less than itself. Its deficiency is 1399234050

Bases of 13731790725

• Binary: 1100110010011110100111111110000101₂
• Hexadecimal: 0x3327A7F85
• Base-36: 6B3JXJ9

Squares and roots of 13731790725

• 13731790725 squared (13731790725²) is 188562076515196025625
• 13731790725 cubed (13731790725³) is 2589294973378109106234237328125
• The square root of 13731790725 is 117182.7236626629
• The cube root of 13731790725 is 2394.6519064127

Scales and comparisons

• 13,731,790,725 seconds is equal to 436 years, 32 weeks, 4 days, 18 hours, 18 minutes, 45 seconds.
• To count from 1 to 13,731,790,725 would take you about eight hundred seventy-three 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 13731790725 cubic inches would be around 199.6 feet tall.

Recreational maths with 13731790725

• 13731790725 backwards is 52709713731
• 13731790725 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13731790725's digits is 45
• More coming soon!