54145

Names of 54145

• Cardinal: 54145 can be written as Fifty-four thousand, one hundred forty-five.

Scientific notation

• Scientific notation: 5.4145 × 10⁴

Factors of 54145

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 42

Divisors of 54145

• Number of divisors d(n): 24
• Complete list of divisors:
  1 5 7 13 17 35 49 65 85 91 119 221 245 455 595 637 833 1105 1547 3185 4165 7735 10829 54145
• Sum of all divisors σ(n): 86184
• Sum of proper divisors (its aliquot sum) s(n): 32039
• 54145 is a deficient number, because the sum of its proper divisors (32039) is less than itself. Its deficiency is 22106

Bases of 54145

• Binary: 1101001110000001₂
• Hexadecimal: 0xD381
• Base-36: 15S1

Squares and roots of 54145

• 54145 squared (54145²) is 2931681025
• 54145 cubed (54145³) is 158735869098625
• The square root of 54145 is 232.6907819403
• The cube root of 54145 is 37.8314324743

Scales and comparisons

• 54,145 seconds is equal to 15 hours, 2 minutes, 25 seconds.
• To count from 1 to 54,145 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 54145 cubic inches would be around 3.2 feet tall.

Recreational maths with 54145

• 54145 is the same when its digits are reversed! That makes it a palindromic number.
• The number of decimal digits it has is: 5
• The sum of 54145's digits is 19
• More coming soon!