20629

Names of 20629

• Cardinal: 20629 can be written as Twenty thousand, six hundred twenty-nine.

Scientific notation

• Scientific notation: 2.0629 × 10⁴

Factors of 20629

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 428

Divisors of 20629

• Number of divisors d(n): 6
• Complete list of divisors:
  1 7 49 421 2947 20629
• Sum of all divisors σ(n): 24054
• Sum of proper divisors (its aliquot sum) s(n): 3425
• 20629 is a deficient number, because the sum of its proper divisors (3425) is less than itself. Its deficiency is 17204

Bases of 20629

• Binary: 101000010010101₂
• Hexadecimal: 0x5095
• Base-36: FX1

Squares and roots of 20629

• 20629 squared (20629²) is 425555641
• 20629 cubed (20629³) is 8778787318189
• The square root of 20629 is 143.6279917007
• The cube root of 20629 is 27.4258055143

Scales and comparisons

• 20,629 seconds is equal to 5 hours, 43 minutes, 49 seconds.
• To count from 1 to 20,629 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 20629 cubic inches would be around 2.3 feet tall.

Recreational maths with 20629

• 20629 backwards is 92602
• The number of decimal digits it has is: 5
• The sum of 20629's digits is 19
• More coming soon!