54945

Names of 54945

• Cardinal: 54945 can be written as Fifty-four thousand, nine hundred forty-five.

Scientific notation

• Scientific notation: 5.4945 × 10⁴

Factors of 54945

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 56

Divisors of 54945

• Number of divisors d(n): 32
• Complete list of divisors:
  1 3 5 9 11 15 27 33 37 45 55 99 111 135 165 185 297 333 407 495 555 999 1221 1485 1665 2035 3663 4995 6105 10989 18315 54945
• Sum of all divisors σ(n): 109440
• Sum of proper divisors (its aliquot sum) s(n): 54495
• 54945 is a deficient number, because the sum of its proper divisors (54495) is less than itself. Its deficiency is 450

Bases of 54945

• Binary: 1101011010100001₂
• Hexadecimal: 0xD6A1
• Base-36: 16E9

Squares and roots of 54945

• 54945 squared (54945²) is 3018953025
• 54945 cubed (54945³) is 165876373958625
• The square root of 54945 is 234.4034982673
• The cube root of 54945 is 38.0168438715

Scales and comparisons

• 54,945 seconds is equal to 15 hours, 15 minutes, 45 seconds.
• To count from 1 to 54,945 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 54945 cubic inches would be around 3.2 feet tall.

Recreational maths with 54945

• 54945 is the same when its digits are reversed! That makes it a palindromic number.
• 54945 is a Harshad number.
• The number of decimal digits it has is: 5
• The sum of 54945's digits is 27
• More coming soon!