20946

Names of 20946

• Cardinal: 20946 can be written as Twenty thousand, nine hundred forty-six.

Scientific notation

• Scientific notation: 2.0946 × 10⁴

Factors of 20946

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 3496

Divisors of 20946

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 3 6 3491 6982 10473 20946
• Sum of all divisors σ(n): 41904
• Sum of proper divisors (its aliquot sum) s(n): 20958
• 20946 is an abundant number, because the sum of its proper divisors (20958) is greater than itself. Its abundance is 12

Bases of 20946

• Binary: 101000111010010₂
• Hexadecimal: 0x51D2
• Base-36: G5U

Squares and roots of 20946

• 20946 squared (20946²) is 438734916
• 20946 cubed (20946³) is 9189741550536
• The square root of 20946 is 144.7273298309
• The cube root of 20946 is 27.5655735437

Scales and comparisons

• 20,946 seconds is equal to 5 hours, 49 minutes, 6 seconds.
• To count from 1 to 20,946 would take you about five 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 20946 cubic inches would be around 2.3 feet tall.

Recreational maths with 20946

• 20946 backwards is 64902
• The number of decimal digits it has is: 5
• The sum of 20946's digits is 21
• More coming soon!