42992

Names of 42992

• Cardinal: 42992 can be written as Forty-two thousand, nine hundred ninety-two.

Scientific notation

• Scientific notation: 4.2992 × 10⁴

Factors of 42992

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 2689

Divisors of 42992

• Number of divisors d(n): 10
• Complete list of divisors:
  1 2 4 8 16 2687 5374 10748 21496 42992
• Sum of all divisors σ(n): 83328
• Sum of proper divisors (its aliquot sum) s(n): 40336
• 42992 is a deficient number, because the sum of its proper divisors (40336) is less than itself. Its deficiency is 2656

Bases of 42992

• Binary: 1010011111110000₂
• Hexadecimal: 0xA7F0
• Base-36: X68

Squares and roots of 42992

• 42992 squared (42992²) is 1848312064
• 42992 cubed (42992³) is 79462632255488
• The square root of 42992 is 207.3451229231
• The cube root of 42992 is 35.0318078191

Scales and comparisons

• 42,992 seconds is equal to 11 hours, 56 minutes, 32 seconds.
• To count from 1 to 42,992 would take you about eleven 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 42992 cubic inches would be around 2.9 feet tall.

Recreational maths with 42992

• 42992 backwards is 29924
• The number of decimal digits it has is: 5
• The sum of 42992's digits is 26
• More coming soon!