22728

Names of 22728

• Cardinal: 22728 can be written as Twenty-two thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 2.2728 × 10⁴

Factors of 22728

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 952

Divisors of 22728

• Number of divisors d(n): 16
• Complete list of divisors:
  1 2 3 4 6 8 12 24 947 1894 2841 3788 5682 7576 11364 22728
• Sum of all divisors σ(n): 56880
• Sum of proper divisors (its aliquot sum) s(n): 34152
• 22728 is an abundant number, because the sum of its proper divisors (34152) is greater than itself. Its abundance is 11424

Bases of 22728

• Binary: 101100011001000₂
• Hexadecimal: 0x58C8
• Base-36: HJC

Squares and roots of 22728

• 22728 squared (22728²) is 516561984
• 22728 cubed (22728³) is 11740420772352
• The square root of 22728 is 150.7580843603
• The cube root of 22728 is 28.3261188859

Scales and comparisons

• 22,728 seconds is equal to 6 hours, 18 minutes, 48 seconds.
• To count from 1 to 22,728 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 22728 cubic inches would be around 2.4 feet tall.

Recreational maths with 22728

• 22728 backwards is 82722
• The number of decimal digits it has is: 5
• The sum of 22728's digits is 21
• More coming soon!