54991

Names of 54991

• Cardinal: 54991 can be written as Fifty-four thousand, nine hundred ninety-one.

Scientific notation

• Scientific notation: 5.4991 × 10⁴

Factors of 54991

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 560

Divisors of 54991

• Number of divisors d(n): 4
• Complete list of divisors:
  1 127 433 54991
• Sum of all divisors σ(n): 55552
• Sum of proper divisors (its aliquot sum) s(n): 561
• 54991 is a deficient number, because the sum of its proper divisors (561) is less than itself. Its deficiency is 54430

Bases of 54991

• Binary: 1101011011001111₂
• Hexadecimal: 0xD6CF
• Base-36: 16FJ

Squares and roots of 54991

• 54991 squared (54991²) is 3024010081
• 54991 cubed (54991³) is 166293338364271
• The square root of 54991 is 234.5015991417
• The cube root of 54991 is 38.0274501567

Scales and comparisons

• 54,991 seconds is equal to 15 hours, 16 minutes, 31 seconds.
• To count from 1 to 54,991 would take you about fifteen 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 54991 cubic inches would be around 3.2 feet tall.

Recreational maths with 54991

• 54991 backwards is 19945
• The number of decimal digits it has is: 5
• The sum of 54991's digits is 28
• More coming soon!