55728

Names of 55728

• Cardinal: 55728 can be written as Fifty-five thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 5.5728 × 10⁴

Factors of 55728

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 48

Divisors of 55728

• Number of divisors d(n): 50
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 36 43 48 54 72 81 86 108 129 144 162 172 216 258 324 344 387 432 516 648 688 774 1032 1161 1296 1548 2064 2322 3096 3483 4644 6192 6966 9288 13932 18576 27864 55728
• Sum of all divisors σ(n): 165044
• Sum of proper divisors (its aliquot sum) s(n): 109316
• 55728 is an abundant number, because the sum of its proper divisors (109316) is greater than itself. Its abundance is 53588

Bases of 55728

• Binary: 1101100110110000₂
• Hexadecimal: 0xD9B0
• Base-36: 1700

Squares and roots of 55728

• 55728 squared (55728²) is 3105609984
• 55728 cubed (55728³) is 173069433188352
• The square root of 55728 is 236.0677868749
• The cube root of 55728 is 38.1965805625

Scales and comparisons

• 55,728 seconds is equal to 15 hours, 28 minutes, 48 seconds.
• To count from 1 to 55,728 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 55728 cubic inches would be around 3.2 feet tall.

Recreational maths with 55728

• 55728 backwards is 82755
• 55728 is a Harshad number.
• The number of decimal digits it has is: 5
• The sum of 55728's digits is 27
• More coming soon!