20454

Names of 20454

• Cardinal: 20454 can be written as Twenty thousand, four hundred fifty-four.

Scientific notation

• Scientific notation: 2.0454 × 10⁴

Factors of 20454

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 499

Divisors of 20454

• Number of divisors d(n): 16
• Complete list of divisors:
  1 2 3 6 7 14 21 42 487 974 1461 2922 3409 6818 10227 20454
• Sum of all divisors σ(n): 46848
• Sum of proper divisors (its aliquot sum) s(n): 26394
• 20454 is an abundant number, because the sum of its proper divisors (26394) is greater than itself. Its abundance is 5940

Bases of 20454

• Binary: 100111111100110₂
• Hexadecimal: 0x4FE6
• Base-36: FS6

Squares and roots of 20454

• 20454 squared (20454²) is 418366116
• 20454 cubed (20454³) is 8557260536664
• The square root of 20454 is 143.0174814489
• The cube root of 20454 is 27.3480322817

Scales and comparisons

• 20,454 seconds is equal to 5 hours, 40 minutes, 54 seconds.
• To count from 1 to 20,454 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 20454 cubic inches would be around 2.3 feet tall.

Recreational maths with 20454

• 20454 backwards is 45402
• The number of decimal digits it has is: 5
• The sum of 20454's digits is 15
• More coming soon!