42008065

Names of 42008065

• Cardinal: 42008065 can be written as Forty-two million, eight thousand and sixty-five.

Scientific notation

• Scientific notation: 4.2008065 × 10⁷

Factors of 42008065

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 14480

Divisors of 42008065

• Number of divisors d(n): 16
• Complete list of divisors:
  1 5 11 53 55 265 583 2915 14411 72055 158521 763783 792605 3818915 8401613 42008065
• Sum of all divisors σ(n): 56033856
• Sum of proper divisors (its aliquot sum) s(n): 14025791
• 42008065 is a deficient number, because the sum of its proper divisors (14025791) is less than itself. Its deficiency is 27982274

Bases of 42008065

• Binary: 10100000001111111000000001₂
• Hexadecimal: 0x280FE01
• Base-36: P0DMP

Squares and roots of 42008065

• 42008065 squared (42008065²) is 1764677525044225
• 42008065 cubed (42008065³) is 74130688176096931674625
• The square root of 42008065 is 6481.3628967987
• The cube root of 42008065 is 347.6249123939

Scales and comparisons

• 42,008,065 seconds is equal to 1 year, 17 weeks, 3 days, 4 hours, 54 minutes, 25 seconds.
• To count from 1 to 42,008,065 would take you about two years!

  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 42008065 cubic inches would be around 29 feet tall.

Recreational maths with 42008065

• 42008065 backwards is 56080024
• The number of decimal digits it has is: 8
• The sum of 42008065's digits is 25
• More coming soon!