42008

Names of 42008

• Cardinal: 42008 can be written as Forty-two thousand and eight.

Scientific notation

• Scientific notation: 4.2008 × 10⁴

Factors of 42008

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 150

Divisors of 42008

• Number of divisors d(n): 16
• Complete list of divisors:
  1 2 4 8 59 89 118 178 236 356 472 712 5251 10502 21004 42008
• Sum of all divisors σ(n): 81000
• Sum of proper divisors (its aliquot sum) s(n): 38992
• 42008 is a deficient number, because the sum of its proper divisors (38992) is less than itself. Its deficiency is 3016

Bases of 42008

• Binary: 1010010000011000₂
• Hexadecimal: 0xA418
• Base-36: WEW

Squares and roots of 42008

• 42008 squared (42008²) is 1764672064
• 42008 cubed (42008³) is 74130344064512
• The square root of 42008 is 204.9585323913
• The cube root of 42008 is 34.7624733097

Scales and comparisons

• 42,008 seconds is equal to 11 hours, 40 minutes, 8 seconds.
• To count from 1 to 42,008 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 42008 cubic inches would be around 2.9 feet tall.

Recreational maths with 42008

• 42008 backwards is 80024
• The number of decimal digits it has is: 5
• The sum of 42008's digits is 14
• More coming soon!