13899642

Names of 13899642

• Cardinal: 13899642 can be written as Thirteen million, eight hundred ninety-nine thousand, six hundred forty-two.

Scientific notation

• Scientific notation: 1.3899642 × 10⁷

Factors of 13899642

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 215

Divisors of 13899642

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 17 29 34 37 51 58 74 87 102 111 127 174 222 254 381 493 629 762 986 1073 1258 1479 1887 2146 2159 2958 3219 3683 3774 4318 4699 6438 6477 7366 9398 11049 12954 14097 18241 22098 28194 36482 54723 62611 79883 109446 125222 136271 159766 187833 239649 272542 375666 408813 479298 817626 2316607 4633214 6949821 13899642
• Sum of all divisors σ(n): 31518720
• Sum of proper divisors (its aliquot sum) s(n): 17619078
• 13899642 is an abundant number, because the sum of its proper divisors (17619078) is greater than itself. Its abundance is 3719436

Bases of 13899642

• Binary: 110101000001011101111010₂
• Hexadecimal: 0xD4177A
• Base-36: 89X16

Squares and roots of 13899642

• 13899642 squared (13899642²) is 193200047728164
• 13899642 cubed (13899642³) is 2685411497804392917288
• The square root of 13899642 is 3728.2223646129
• The cube root of 13899642 is 240.4369470613

Scales and comparisons

• 13,899,642 seconds is equal to 22 weeks, 6 days, 21 hours, 42 seconds.
• To count from 1 to 13,899,642 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 13899642 cubic inches would be around 20 feet tall.

Recreational maths with 13899642

• 13899642 backwards is 24699831
• The number of decimal digits it has is: 8
• The sum of 13899642's digits is 42
• More coming soon!