13809708

Names of 13809708

• Cardinal: 13809708 can be written as Thirteen million, eight hundred nine thousand, seven hundred eight.

Scientific notation

• Scientific notation: 1.3809708 × 10⁷

Factors of 13809708

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 870

Divisors of 13809708

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 9 11 12 18 22 33 36 43 44 66 86 99 129 132 172 198 258 387 396 473 516 774 811 946 1419 1548 1622 1892 2433 2838 3244 4257 4866 5676 7299 8514 8921 9732 14598 17028 17842 26763 29196 34873 35684 53526 69746 80289 104619 107052 139492 160578 209238 313857 321156 383603 418476 627714 767206 1150809 1255428 1534412 2301618 3452427 4603236 6904854 13809708
• Sum of all divisors σ(n): 39014976
• Sum of proper divisors (its aliquot sum) s(n): 25205268
• 13809708 is an abundant number, because the sum of its proper divisors (25205268) is greater than itself. Its abundance is 11395560

Bases of 13809708

• Binary: 110100101011100000101100₂
• Hexadecimal: 0xD2B82C
• Base-36: 87ZN0

Squares and roots of 13809708

• 13809708 squared (13809708²) is 190708035045264
• 13809708 cubed (13809708³) is 2633622277228862622912
• The square root of 13809708 is 3716.1415473579
• The cube root of 13809708 is 239.9172631475

Scales and comparisons

• 13,809,708 seconds is equal to 22 weeks, 5 days, 20 hours, 1 minute, 48 seconds.
• To count from 1 to 13,809,708 would take you about thirty-four weeks!

  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 13809708 cubic inches would be around 20 feet tall.

Recreational maths with 13809708

• 13809708 backwards is 80790831
• 13809708 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 13809708's digits is 36
• More coming soon!