20620

Names of 20620

• Cardinal: 20620 can be written as Twenty thousand, six hundred twenty.

Scientific notation

• Scientific notation: 2.062 × 10⁴

Factors of 20620

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 1038

Divisors of 20620

• Number of divisors d(n): 12
• Complete list of divisors:
  1 2 4 5 10 20 1031 2062 4124 5155 10310 20620
• Sum of all divisors σ(n): 43344
• Sum of proper divisors (its aliquot sum) s(n): 22724
• 20620 is an abundant number, because the sum of its proper divisors (22724) is greater than itself. Its abundance is 2104

Bases of 20620

• Binary: 101000010001100₂
• Hexadecimal: 0x508C
• Base-36: FWS

Squares and roots of 20620

• 20620 squared (20620²) is 425184400
• 20620 cubed (20620³) is 8767302328000
• The square root of 20620 is 143.5966573427
• The cube root of 20620 is 27.4218164997

Scales and comparisons

• 20,620 seconds is equal to 5 hours, 43 minutes, 40 seconds.
• To count from 1 to 20,620 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 20620 cubic inches would be around 2.3 feet tall.

Recreational maths with 20620

• 20620 backwards is 02602
• 20620 is a Harshad number.
• The number of decimal digits it has is: 5
• The sum of 20620's digits is 10
• More coming soon!