13351720725

Names of 13351720725

• Cardinal: 13351720725 can be written as Thirteen billion, three hundred fifty-one million, seven hundred twenty thousand, seven hundred twenty-five.

Scientific notation

• Scientific notation: 1.3351720725 × 10¹⁰

Factors of 13351720725

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 56

Divisors of 13351720725

• Number of divisors d(n): 120
• Complete list of divisors:
  1 3 5 7 9 15 21 25 27 35 41 45 63 75 105 123 135 175 189 205 225 287 315 369 525 615 675 861 945 1025 1107 1435 1575 1681 1845 2583 3075 4305 4725 5043 5535 7175 7749 8405 9225 11767 12915 15129 21525 25215 27675 35301 38745 42025 45387 58835 64575 68921 75645 105903 126075 176505 193725 206763 226935 294175 317709 344605 378225 482447 529515 620289 882525 1033815 1134675 1447341 1588545 1723025 1860867 2412235 2647575 2825761 3101445 4342023 5169075 7236705 7942725 8477283 9304335 12061175 13026069 14128805 15507225 19780327 21710115 25431849 36183525 42386415 46521675 59340981 65130345 70644025 76295547 98901635 108550575 127159245 178022943 211932075 296704905 325651725 381477735 494508175 534068829 635796225 890114715 1483524525 1907388675 2670344145 4450573575 13351720725
• Sum of all divisors σ(n): 28732337600
• Sum of proper divisors (its aliquot sum) s(n): 15380616875
• 13351720725 is an abundant number, because the sum of its proper divisors (15380616875) is greater than itself. Its abundance is 2028896150

Bases of 13351720725

• Binary: 1100011011110100110001011100010101₂
• Hexadecimal: 0x31BD31715
• Base-36: 64T9PN9

Squares and roots of 13351720725

• 13351720725 squared (13351720725²) is 178268446318394525625
• 13351720725 cubed (13351720725³) is 2380190509322858136513856078125
• The square root of 13351720725 is 115549.6461483115
• The cube root of 13351720725 is 2372.3517354771

Scales and comparisons

• 13,351,720,725 seconds is equal to 424 years, 28 weeks, 1 day, 19 hours, 18 minutes, 45 seconds.
• To count from 1 to 13,351,720,725 would take you about eight hundred forty-nine 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 13351720725 cubic inches would be around 197.7 feet tall.

Recreational maths with 13351720725

• 13351720725 backwards is 52702715331
• The number of decimal digits it has is: 11
• The sum of 13351720725's digits is 36
• More coming soon!