42189159

Names of 42189159

• Cardinal: 42189159 can be written as Forty-two million, one hundred eighty-nine thousand, one hundred fifty-nine.

Scientific notation

• Scientific notation: 4.2189159 × 10⁷

Factors of 42189159

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 22517

Divisors of 42189159

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 643 1929 21871 65613 14063053 42189159
• Sum of all divisors σ(n): 56342272
• Sum of proper divisors (its aliquot sum) s(n): 14153113
• 42189159 is a deficient number, because the sum of its proper divisors (14153113) is less than itself. Its deficiency is 28036046

Bases of 42189159

• Binary: 10100000111100000101100111₂
• Hexadecimal: 0x283C167
• Base-36: P49D3

Squares and roots of 42189159

• 42189159 squared (42189159²) is 1779925137127281
• 42189159 cubed (42189159³) is 75093544618359661346679
• The square root of 42189159 is 6495.3182370073
• The cube root of 42189159 is 348.1237256587

Scales and comparisons

• 42,189,159 seconds is equal to 1 year, 17 weeks, 5 days, 7 hours, 12 minutes, 39 seconds.
• To count from 1 to 42,189,159 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 42189159 cubic inches would be around 29 feet tall.

Recreational maths with 42189159

• 42189159 backwards is 95198124
• The number of decimal digits it has is: 8
• The sum of 42189159's digits is 39
• More coming soon!