28825

Names of 28825

• Cardinal: 28825 can be written as Twenty-eight thousand, eight hundred twenty-five.

Scientific notation

• Scientific notation: 2.8825 × 10⁴

Factors of 28825

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 1158

Divisors of 28825

• Number of divisors d(n): 6
• Complete list of divisors:
  1 5 25 1153 5765 28825
• Sum of all divisors σ(n): 35774
• Sum of proper divisors (its aliquot sum) s(n): 6949
• 28825 is a deficient number, because the sum of its proper divisors (6949) is less than itself. Its deficiency is 21876

Bases of 28825

• Binary: 111000010011001₂
• Hexadecimal: 0x7099
• Base-36: M8P

Squares and roots of 28825

• 28825 squared (28825²) is 830880625
• 28825 cubed (28825³) is 23950134015625
• The square root of 28825 is 169.7792684635
• The cube root of 28825 is 30.6612440527

Scales and comparisons

• 28,825 seconds is equal to 8 hours, 25 seconds.
• To count from 1 to 28,825 would take you about eight 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 28825 cubic inches would be around 2.6 feet tall.

Recreational maths with 28825

• 28825 backwards is 52882
• 28825 is a Harshad number.
• The number of decimal digits it has is: 5
• The sum of 28825's digits is 25
• More coming soon!