20516

Names of 20516

• Cardinal: 20516 can be written as Twenty thousand, five hundred sixteen.

Scientific notation

• Scientific notation: 2.0516 × 10⁴

Factors of 20516

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 248

Divisors of 20516

• Number of divisors d(n): 12
• Complete list of divisors:
  1 2 4 23 46 92 223 446 892 5129 10258 20516
• Sum of all divisors σ(n): 37632
• Sum of proper divisors (its aliquot sum) s(n): 17116
• 20516 is a deficient number, because the sum of its proper divisors (17116) is less than itself. Its deficiency is 3400

Bases of 20516

• Binary: 101000000100100₂
• Hexadecimal: 0x5024
• Base-36: FTW

Squares and roots of 20516

• 20516 squared (20516²) is 420906256
• 20516 cubed (20516³) is 8635312748096
• The square root of 20516 is 143.2340741583
• The cube root of 20516 is 27.3756367873

Scales and comparisons

• 20,516 seconds is equal to 5 hours, 41 minutes, 56 seconds.
• To count from 1 to 20,516 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 20516 cubic inches would be around 2.3 feet tall.

Recreational maths with 20516

• 20516 backwards is 61502
• The number of decimal digits it has is: 5
• The sum of 20516's digits is 14
• More coming soon!