28936

Names of 28936

• Cardinal: 28936 can be written as Twenty-eight thousand, nine hundred thirty-six.

Scientific notation

• Scientific notation: 2.8936 × 10⁴

Factors of 28936

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 3619

Divisors of 28936

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 4 8 3617 7234 14468 28936
• Sum of all divisors σ(n): 54270
• Sum of proper divisors (its aliquot sum) s(n): 25334
• 28936 is a deficient number, because the sum of its proper divisors (25334) is less than itself. Its deficiency is 3602

Bases of 28936

• Binary: 111000100001000₂
• Hexadecimal: 0x7108
• Base-36: MBS

Squares and roots of 28936

• 28936 squared (28936²) is 837292096
• 28936 cubed (28936³) is 24227884089856
• The square root of 28936 is 170.1058493997
• The cube root of 28936 is 30.7005506591

Scales and comparisons

• 28,936 seconds is equal to 8 hours, 2 minutes, 16 seconds.
• To count from 1 to 28,936 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 28936 cubic inches would be around 2.6 feet tall.

Recreational maths with 28936

• 28936 backwards is 63982
• The number of decimal digits it has is: 5
• The sum of 28936's digits is 28
• More coming soon!