21914

Names of 21914

• Cardinal: 21914 can be written as Twenty-one thousand, nine hundred fourteen.

Scientific notation

• Scientific notation: 2.1914 × 10⁴

Factors of 21914

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 10959

Divisors of 21914

• Number of divisors d(n): 4
• Complete list of divisors:
  1 2 10957 21914
• Sum of all divisors σ(n): 32874
• Sum of proper divisors (its aliquot sum) s(n): 10960
• 21914 is a deficient number, because the sum of its proper divisors (10960) is less than itself. Its deficiency is 10954

Bases of 21914

• Binary: 101010110011010₂
• Hexadecimal: 0x559A
• Base-36: GWQ

Squares and roots of 21914

• 21914 squared (21914²) is 480223396
• 21914 cubed (21914³) is 10523615499944
• The square root of 21914 is 148.0337799287
• The cube root of 21914 is 27.9838342059

Scales and comparisons

• 21,914 seconds is equal to 6 hours, 5 minutes, 14 seconds.
• To count from 1 to 21,914 would take you about six 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 21914 cubic inches would be around 2.3 feet tall.

Recreational maths with 21914

• 21914 backwards is 41912
• The number of decimal digits it has is: 5
• The sum of 21914's digits is 17
• More coming soon!