42168799

Names of 42168799

• Cardinal: 42168799 can be written as Forty-two million, one hundred sixty-eight thousand, seven hundred ninety-nine.

Scientific notation

• Scientific notation: 4.2168799 × 10⁷

Factors of 42168799

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 76264

Divisors of 42168799

• Number of divisors d(n): 4
• Complete list of divisors:
  1 557 75707 42168799
• Sum of all divisors σ(n): 42245064
• Sum of proper divisors (its aliquot sum) s(n): 76265
• 42168799 is a deficient number, because the sum of its proper divisors (76265) is less than itself. Its deficiency is 42092534

Bases of 42168799

• Binary: 10100000110111000111011111₂
• Hexadecimal: 0x28371DF
• Base-36: P3TNJ

Squares and roots of 42168799

• 42168799 squared (42168799²) is 1778207609102401
• 42168799 cubed (42168799³) is 74984879248509718186399
• The square root of 42168799 is 6493.7507651587
• The cube root of 42168799 is 348.0677164873

Scales and comparisons

• 42,168,799 seconds is equal to 1 year, 17 weeks, 5 days, 1 hour, 33 minutes, 19 seconds.
• To count from 1 to 42,168,799 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 42168799 cubic inches would be around 29 feet tall.

Recreational maths with 42168799

• 42168799 backwards is 99786124
• The number of decimal digits it has is: 8
• The sum of 42168799's digits is 46
• More coming soon!