28042

Names of 28042

• Cardinal: 28042 can be written as Twenty-eight thousand and forty-two.

Scientific notation

• Scientific notation: 2.8042 × 10⁴

Factors of 28042

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 2012

Divisors of 28042

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 7 14 2003 4006 14021 28042
• Sum of all divisors σ(n): 48096
• Sum of proper divisors (its aliquot sum) s(n): 20054
• 28042 is a deficient number, because the sum of its proper divisors (20054) is less than itself. Its deficiency is 7988

Bases of 28042

• Binary: 110110110001010₂
• Hexadecimal: 0x6D8A
• Base-36: LMY

Squares and roots of 28042

• 28042 squared (28042²) is 786353764
• 28042 cubed (28042³) is 22050932250088
• The square root of 28042 is 167.4574572839
• The cube root of 28042 is 30.3810650785

Scales and comparisons

• 28,042 seconds is equal to 7 hours, 47 minutes, 22 seconds.
• To count from 1 to 28,042 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 28042 cubic inches would be around 2.5 feet tall.

Recreational maths with 28042

• 28042 backwards is 24082
• The number of decimal digits it has is: 5
• The sum of 28042's digits is 16
• More coming soon!