42891974

Names of 42891974

• Cardinal: 42891974 can be written as Forty-two million, eight hundred ninety-one thousand, nine hundred seventy-four.

Scientific notation

• Scientific notation: 4.2891974 × 10⁷

Factors of 42891974

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 16270

Divisors of 42891974

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 1447 2894 14821 29642 21445987 42891974
• Sum of all divisors σ(n): 64386768
• Sum of proper divisors (its aliquot sum) s(n): 21494794
• 42891974 is a deficient number, because the sum of its proper divisors (21494794) is less than itself. Its deficiency is 21397180

Bases of 42891974

• Binary: 10100011100111101011000110₂
• Hexadecimal: 0x28E7AC6
• Base-36: PJBNQ

Squares and roots of 42891974

• 42891974 squared (42891974²) is 1839721433616676
• 42891974 cubed (42891974³) is 78909283897929192958424
• The square root of 42891974 is 6549.1964392589
• The cube root of 42891974 is 350.0461816613

Scales and comparisons

• 42,891,974 seconds is equal to 1 year, 18 weeks, 6 days, 10 hours, 26 minutes, 14 seconds.
• To count from 1 to 42,891,974 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 42891974 cubic inches would be around 29.2 feet tall.

Recreational maths with 42891974

• 42891974 backwards is 47919824
• The number of decimal digits it has is: 8
• The sum of 42891974's digits is 44
• More coming soon!