13613642

Names of 13613642

• Cardinal: 13613642 can be written as Thirteen million, six hundred thirteen thousand, six hundred forty-two.

Scientific notation

• Scientific notation: 1.3613642 × 10⁷

Factors of 13613642

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 972412

Divisors of 13613642

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 7 14 972403 1944806 6806821 13613642
• Sum of all divisors σ(n): 23337696
• Sum of proper divisors (its aliquot sum) s(n): 9724054
• 13613642 is a deficient number, because the sum of its proper divisors (9724054) is less than itself. Its deficiency is 3889588

Bases of 13613642

• Binary: 110011111011101001001010₂
• Hexadecimal: 0xCFBA4A
• Base-36: 83SCQ

Squares and roots of 13613642

• 13613642 squared (13613642²) is 185331248504164
• 13613642 cubed (13613642³) is 2523033268548724205288
• The square root of 13613642 is 3689.6669226367
• The cube root of 13613642 is 238.7764229777

Scales and comparisons

• 13,613,642 seconds is equal to 22 weeks, 3 days, 13 hours, 34 minutes, 2 seconds.
• To count from 1 to 13,613,642 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 13613642 cubic inches would be around 19.9 feet tall.

Recreational maths with 13613642

• 13613642 backwards is 24631631
• The number of decimal digits it has is: 8
• The sum of 13613642's digits is 26
• More coming soon!