13915970

Names of 13915970

• Cardinal: 13915970 can be written as Thirteen million, nine hundred fifteen thousand, nine hundred seventy.

Scientific notation

• Scientific notation: 1.391597 × 10⁷

Factors of 13915970

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 1391604

Divisors of 13915970

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 5 10 1391597 2783194 6957985 13915970
• Sum of all divisors σ(n): 25048764
• Sum of proper divisors (its aliquot sum) s(n): 11132794
• 13915970 is a deficient number, because the sum of its proper divisors (11132794) is less than itself. Its deficiency is 2783176

Bases of 13915970

• Binary: 110101000101011101000010₂
• Hexadecimal: 0xD45742
• Base-36: 8A9MQ

Squares and roots of 13915970

• 13915970 squared (13915970²) is 193654221040900
• 13915970 cubed (13915970³) is 2694886330378533173000
• The square root of 13915970 is 3730.4115054509
• The cube root of 13915970 is 240.5310578361

Scales and comparisons

• 13,915,970 seconds is equal to 23 weeks, 1 hour, 32 minutes, 50 seconds.
• To count from 1 to 13,915,970 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 13915970 cubic inches would be around 20 feet tall.

Recreational maths with 13915970

• 13915970 backwards is 07951931
• The number of decimal digits it has is: 8
• The sum of 13915970's digits is 35
• More coming soon!