20717

Names of 20717

• Cardinal: 20717 can be written as Twenty thousand, seven hundred seventeen.

Scientific notation

• Scientific notation: 2.0717 × 10⁴

Factors of 20717

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 20717

Divisors of 20717

• Number of divisors d(n): 2
• Complete list of divisors:
  1 20717
• Sum of all divisors σ(n): 20718
• Sum of proper divisors (its aliquot sum) s(n): 1
• 20717 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 20716

Bases of 20717

• Binary: 101000011101101₂
• Hexadecimal: 0x50ED
• Base-36: FZH

Squares and roots of 20717

• 20717 squared (20717²) is 429194089
• 20717 cubed (20717³) is 8891613941813
• The square root of 20717 is 143.9340126585
• The cube root of 20717 is 27.4647482191

Scales and comparisons

• 20,717 seconds is equal to 5 hours, 45 minutes, 17 seconds.
• To count from 1 to 20,717 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 20717 cubic inches would be around 2.3 feet tall.

Recreational maths with 20717

• 20717 backwards is 71702
• 20717 is a twin prime! Its twin is 20719
• The number of decimal digits it has is: 5
• The sum of 20717's digits is 17
• More coming soon!