13860409

Names of 13860409

• Cardinal: 13860409 can be written as Thirteen million, eight hundred sixty thousand, four hundred nine.

Scientific notation

• Scientific notation: 1.3860409 × 10⁷

Factors of 13860409

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 36950

Divisors of 13860409

• Number of divisors d(n): 4
• Complete list of divisors:
  1 379 36571 13860409
• Sum of all divisors σ(n): 13897360
• Sum of proper divisors (its aliquot sum) s(n): 36951
• 13860409 is a deficient number, because the sum of its proper divisors (36951) is less than itself. Its deficiency is 13823458

Bases of 13860409

• Binary: 110100110111111000111001₂
• Hexadecimal: 0xD37E39
• Base-36: 892RD

Squares and roots of 13860409

• 13860409 squared (13860409²) is 192110937647281
• 13860409 cubed (13860409³) is 2662736169164812397929
• The square root of 13860409 is 3722.9570236573
• The cube root of 13860409 is 240.2105155243

Scales and comparisons

• 13,860,409 seconds is equal to 22 weeks, 6 days, 10 hours, 6 minutes, 49 seconds.
• To count from 1 to 13,860,409 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 13860409 cubic inches would be around 20 feet tall.

Recreational maths with 13860409

• 13860409 backwards is 90406831
• The number of decimal digits it has is: 8
• The sum of 13860409's digits is 31
• More coming soon!