42065

Names of 42065

• Cardinal: 42065 can be written as Forty-two thousand and sixty-five.

Scientific notation

• Scientific notation: 4.2065 × 10⁴

Factors of 42065

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 231

Divisors of 42065

• Number of divisors d(n): 8
• Complete list of divisors:
  1 5 47 179 235 895 8413 42065
• Sum of all divisors σ(n): 51840
• Sum of proper divisors (its aliquot sum) s(n): 9775
• 42065 is a deficient number, because the sum of its proper divisors (9775) is less than itself. Its deficiency is 32290

Bases of 42065

• Binary: 1010010001010001₂
• Hexadecimal: 0xA451
• Base-36: WGH

Squares and roots of 42065

• 42065 squared (42065²) is 1769464225
• 42065 cubed (42065³) is 74432512624625
• The square root of 42065 is 205.0975377717
• The cube root of 42065 is 34.7781890897

Scales and comparisons

• 42,065 seconds is equal to 11 hours, 41 minutes, 5 seconds.
• To count from 1 to 42,065 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 42065 cubic inches would be around 2.9 feet tall.

Recreational maths with 42065

• 42065 backwards is 56024
• The number of decimal digits it has is: 5
• The sum of 42065's digits is 17
• More coming soon!