21934

Names of 21934

• Cardinal: 21934 can be written as Twenty-one thousand, nine hundred thirty-four.

Scientific notation

• Scientific notation: 2.1934 × 10⁴

Factors of 21934

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 1010

Divisors of 21934

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 11 22 997 1994 10967 21934
• Sum of all divisors σ(n): 35928
• Sum of proper divisors (its aliquot sum) s(n): 13994
• 21934 is a deficient number, because the sum of its proper divisors (13994) is less than itself. Its deficiency is 7940

Bases of 21934

• Binary: 101010110101110₂
• Hexadecimal: 0x55AE
• Base-36: GXA

Squares and roots of 21934

• 21934 squared (21934²) is 481100356
• 21934 cubed (21934³) is 10552455208504
• The square root of 21934 is 148.1013166721
• The cube root of 21934 is 27.9923448461

Scales and comparisons

• 21,934 seconds is equal to 6 hours, 5 minutes, 34 seconds.
• To count from 1 to 21,934 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 21934 cubic inches would be around 2.3 feet tall.

Recreational maths with 21934

• 21934 backwards is 43912
• The number of decimal digits it has is: 5
• The sum of 21934's digits is 19
• More coming soon!