20502

Names of 20502

• Cardinal: 20502 can be written as Twenty thousand, five hundred two.

Scientific notation

• Scientific notation: 2.0502 × 10⁴

Factors of 20502

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 89

Divisors of 20502

• Number of divisors d(n): 24
• Complete list of divisors:
  1 2 3 6 9 17 18 34 51 67 102 134 153 201 306 402 603 1139 1206 2278 3417 6834 10251 20502
• Sum of all divisors σ(n): 47736
• Sum of proper divisors (its aliquot sum) s(n): 27234
• 20502 is an abundant number, because the sum of its proper divisors (27234) is greater than itself. Its abundance is 6732

Bases of 20502

• Binary: 101000000010110₂
• Hexadecimal: 0x5016
• Base-36: FTI

Squares and roots of 20502

• 20502 squared (20502²) is 420332004
• 20502 cubed (20502³) is 8617646746008
• The square root of 20502 is 143.1851947653
• The cube root of 20502 is 27.3694083781

Scales and comparisons

• 20,502 seconds is equal to 5 hours, 41 minutes, 42 seconds.
• To count from 1 to 20,502 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 20502 cubic inches would be around 2.3 feet tall.

Recreational maths with 20502

• 20502 is the same when its digits are reversed! That makes it a palindromic number.
• 20502 is a Harshad number.
• The number of decimal digits it has is: 5
• The sum of 20502's digits is 9
• More coming soon!