13897

Names of 13897

• Cardinal: 13897 can be written as Thirteen thousand, eight hundred ninety-seven.

Scientific notation

• Scientific notation: 1.3897 × 10⁴

Factors of 13897

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 1082

Divisors of 13897

• Number of divisors d(n): 4
• Complete list of divisors:
  1 13 1069 13897
• Sum of all divisors σ(n): 14980
• Sum of proper divisors (its aliquot sum) s(n): 1083
• 13897 is a deficient number, because the sum of its proper divisors (1083) is less than itself. Its deficiency is 12814

Bases of 13897

• Binary: 11011001001001₂
• Hexadecimal: 0x3649
• Base-36: AQ1

Squares and roots of 13897

• 13897 squared (13897²) is 193126609
• 13897 cubed (13897³) is 2683880485273
• The square root of 13897 is 117.8855377051
• The cube root of 13897 is 24.0421712263

Scales and comparisons

• 13,897 seconds is equal to 3 hours, 51 minutes, 37 seconds.
• To count from 1 to 13,897 would take you about three hours.

  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 13897 cubic inches would be around 2 feet tall.

Recreational maths with 13897

• 13897 backwards is 79831
• The number of decimal digits it has is: 5
• The sum of 13897's digits is 28
• More coming soon!