13389917

Names of 13389917

• Cardinal: 13389917 can be written as Thirteen million, three hundred eighty-nine thousand, nine hundred seventeen.

Scientific notation

• Scientific notation: 1.3389917 × 10⁷

Factors of 13389917

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 7458

Divisors of 13389917

• Number of divisors d(n): 4
• Complete list of divisors:
  1 3011 4447 13389917
• Sum of all divisors σ(n): 13397376
• Sum of proper divisors (its aliquot sum) s(n): 7459
• 13389917 is a deficient number, because the sum of its proper divisors (7459) is less than itself. Its deficiency is 13382458

Bases of 13389917

• Binary: 110011000101000001011101₂
• Hexadecimal: 0xCC505D
• Base-36: 7YZQ5

Squares and roots of 13389917

• 13389917 squared (13389917²) is 179289877266889
• 13389917 cubed (13389917³) is 2400676575543830558213
• The square root of 13389917 is 3659.2235515201
• The cube root of 13389917 is 237.4611836841

Scales and comparisons

• 13,389,917 seconds is equal to 22 weeks, 23 hours, 25 minutes, 17 seconds.
• To count from 1 to 13,389,917 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 13389917 cubic inches would be around 19.8 feet tall.

Recreational maths with 13389917

• 13389917 backwards is 71998331
• The number of decimal digits it has is: 8
• The sum of 13389917's digits is 41
• More coming soon!