42894017

Names of 42894017

• Cardinal: 42894017 can be written as Forty-two million, eight hundred ninety-four thousand and seventeen.

Scientific notation

• Scientific notation: 4.2894017 × 10⁷

Factors of 42894017

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 42894017

Divisors of 42894017

• Number of divisors d(n): 2
• Complete list of divisors:
  1 42894017
• Sum of all divisors σ(n): 42894018
• Sum of proper divisors (its aliquot sum) s(n): 1
• 42894017 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 42894016

Bases of 42894017

• Binary: 10100011101000001011000001₂
• Hexadecimal: 0x28E82C1
• Base-36: PJD8H

Squares and roots of 42894017

• 42894017 squared (42894017²) is 1839896694396289
• 42894017 cubed (42894017³) is 78920560087678225102913
• The square root of 42894017 is 6549.3524107349
• The cube root of 42894017 is 350.0517392899

Scales and comparisons

• 42,894,017 seconds is equal to 1 year, 18 weeks, 6 days, 11 hours, 17 seconds.
• To count from 1 to 42,894,017 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 42894017 cubic inches would be around 29.2 feet tall.

Recreational maths with 42894017

• 42894017 backwards is 71049824
• The number of decimal digits it has is: 8
• The sum of 42894017's digits is 35
• More coming soon!