28493

Names of 28493

• Cardinal: 28493 can be written as Twenty-eight thousand, four hundred ninety-three.

Scientific notation

• Scientific notation: 2.8493 × 10⁴

Factors of 28493

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 28493

Divisors of 28493

• Number of divisors d(n): 2
• Complete list of divisors:
  1 28493
• Sum of all divisors σ(n): 28494
• Sum of proper divisors (its aliquot sum) s(n): 1
• 28493 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 28492

Bases of 28493

• Binary: 110111101001101₂
• Hexadecimal: 0x6F4D
• Base-36: LZH

Squares and roots of 28493

• 28493 squared (28493²) is 811851049
• 28493 cubed (28493³) is 23132071939157
• The square root of 28493 is 168.7986966775
• The cube root of 28493 is 30.5430727095

Scales and comparisons

• 28,493 seconds is equal to 7 hours, 54 minutes, 53 seconds.
• To count from 1 to 28,493 would take you about seven 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 28493 cubic inches would be around 2.5 feet tall.

Recreational maths with 28493

• 28493 backwards is 39482
• The number of decimal digits it has is: 5
• The sum of 28493's digits is 26
• More coming soon!