22481

Names of 22481

• Cardinal: 22481 can be written as Twenty-two thousand, four hundred eighty-one.

Scientific notation

• Scientific notation: 2.2481 × 10⁴

Factors of 22481

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 22481

Divisors of 22481

• Number of divisors d(n): 2
• Complete list of divisors:
  1 22481
• Sum of all divisors σ(n): 22482
• Sum of proper divisors (its aliquot sum) s(n): 1
• 22481 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 22480

Bases of 22481

• Binary: 101011111010001₂
• Hexadecimal: 0x57D1
• Base-36: HCH

Squares and roots of 22481

• 22481 squared (22481²) is 505395361
• 22481 cubed (22481³) is 11361793110641
• The square root of 22481 is 149.9366532907
• The cube root of 22481 is 28.2231321021

Scales and comparisons

• 22,481 seconds is equal to 6 hours, 14 minutes, 41 seconds.
• To count from 1 to 22,481 would take you about six 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 22481 cubic inches would be around 2.4 feet tall.

Recreational maths with 22481

• 22481 backwards is 18422
• 22481 is a twin prime! Its twin is 22483
• The number of decimal digits it has is: 5
• The sum of 22481's digits is 17
• More coming soon!