42481639

Names of 42481639

• Cardinal: 42481639 can be written as Forty-two million, four hundred eighty-one thousand, six hundred thirty-nine.

Scientific notation

• Scientific notation: 4.2481639 × 10⁷

Factors of 42481639

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 92216

Divisors of 42481639

• Number of divisors d(n): 4
• Complete list of divisors:
  1 463 91753 42481639
• Sum of all divisors σ(n): 42573856
• Sum of proper divisors (its aliquot sum) s(n): 92217
• 42481639 is a deficient number, because the sum of its proper divisors (92217) is less than itself. Its deficiency is 42389422

Bases of 42481639

• Binary: 10100010000011011111100111₂
• Hexadecimal: 0x28837E7
• Base-36: PAJ1J

Squares and roots of 42481639

• 42481639 squared (42481639²) is 1804689652126321
• 42481639 cubed (42481639³) is 76666174308665951120119
• The square root of 42481639 is 6517.7940286573
• The cube root of 42481639 is 348.9263397387

Scales and comparisons

• 42,481,639 seconds is equal to 1 year, 18 weeks, 1 day, 16 hours, 27 minutes, 19 seconds.
• To count from 1 to 42,481,639 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 42481639 cubic inches would be around 29.1 feet tall.

Recreational maths with 42481639

• 42481639 backwards is 93618424
• The number of decimal digits it has is: 8
• The sum of 42481639's digits is 37
• More coming soon!