13972645

Names of 13972645

• Cardinal: 13972645 can be written as Thirteen million, nine hundred seventy-two thousand, six hundred forty-five.

Scientific notation

• Scientific notation: 1.3972645 × 10⁷

Factors of 13972645

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 2794534

Divisors of 13972645

• Number of divisors d(n): 4
• Complete list of divisors:
  1 5 2794529 13972645
• Sum of all divisors σ(n): 16767180
• Sum of proper divisors (its aliquot sum) s(n): 2794535
• 13972645 is a deficient number, because the sum of its proper divisors (2794535) is less than itself. Its deficiency is 11178110

Bases of 13972645

• Binary: 110101010011010010100101₂
• Hexadecimal: 0xD534A5
• Base-36: 8BHD1

Squares and roots of 13972645

• 13972645 squared (13972645²) is 195234808296025
• 13972645 cubed (13972645³) is 2727946667963412236125
• The square root of 13972645 is 3738.0001337613
• The cube root of 13972645 is 240.8571492063

Scales and comparisons

• 13,972,645 seconds is equal to 23 weeks, 17 hours, 17 minutes, 25 seconds.
• To count from 1 to 13,972,645 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 13972645 cubic inches would be around 20.1 feet tall.

Recreational maths with 13972645

• 13972645 backwards is 54627931
• The number of decimal digits it has is: 8
• The sum of 13972645's digits is 37
• More coming soon!