20738

Names of 20738

• Cardinal: 20738 can be written as Twenty thousand, seven hundred thirty-eight.

Scientific notation

• Scientific notation: 2.0738 × 10⁴

Factors of 20738

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 10371

Divisors of 20738

• Number of divisors d(n): 4
• Complete list of divisors:
  1 2 10369 20738
• Sum of all divisors σ(n): 31110
• Sum of proper divisors (its aliquot sum) s(n): 10372
• 20738 is a deficient number, because the sum of its proper divisors (10372) is less than itself. Its deficiency is 10366

Bases of 20738

• Binary: 101000100000010₂
• Hexadecimal: 0x5102
• Base-36: G02

Squares and roots of 20738

• 20738 squared (20738²) is 430064644
• 20738 cubed (20738³) is 8918680587272
• The square root of 20738 is 144.0069442771
• The cube root of 20738 is 27.4740250601

Scales and comparisons

• 20,738 seconds is equal to 5 hours, 45 minutes, 38 seconds.
• To count from 1 to 20,738 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 20738 cubic inches would be around 2.3 feet tall.

Recreational maths with 20738

• 20738 backwards is 83702
• The number of decimal digits it has is: 5
• The sum of 20738's digits is 20
• More coming soon!