13648690

Names of 13648690

• Cardinal: 13648690 can be written as Thirteen million, six hundred forty-eight thousand, six hundred ninety.

Scientific notation

• Scientific notation: 1.364869 × 10⁷

Factors of 13648690

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 1122

Divisors of 13648690

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 5 10 11 22 55 110 127 254 635 977 1270 1397 1954 2794 4885 6985 9770 10747 13970 21494 53735 107470 124079 248158 620395 1240790 1364869 2729738 6824345 13648690
• Sum of all divisors σ(n): 27039744
• Sum of proper divisors (its aliquot sum) s(n): 13391054
• 13648690 is a deficient number, because the sum of its proper divisors (13391054) is less than itself. Its deficiency is 257636

Bases of 13648690

• Binary: 110100000100001100110010₂
• Hexadecimal: 0xD04332
• Base-36: 84JEA

Squares and roots of 13648690

• 13648690 squared (13648690²) is 186286738716100
• 13648690 cubed (13648690³) is 2542569947847046909000
• The square root of 13648690 is 3694.4133499109
• The cube root of 13648690 is 238.9811554735

Scales and comparisons

• 13,648,690 seconds is equal to 22 weeks, 3 days, 23 hours, 18 minutes, 10 seconds.
• To count from 1 to 13,648,690 would take you about thirty-three 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 13648690 cubic inches would be around 19.9 feet tall.

Recreational maths with 13648690

• 13648690 backwards is 09684631
• The number of decimal digits it has is: 8
• The sum of 13648690's digits is 37
• More coming soon!