42642937

Names of 42642937

• Cardinal: 42642937 can be written as Forty-two million, six hundred forty-two thousand, nine hundred thirty-seven.

Scientific notation

• Scientific notation: 4.2642937 × 10⁷

Factors of 42642937

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 13462

Divisors of 42642937

• Number of divisors d(n): 4
• Complete list of divisors:
  1 5099 8363 42642937
• Sum of all divisors σ(n): 42656400
• Sum of proper divisors (its aliquot sum) s(n): 13463
• 42642937 is a deficient number, because the sum of its proper divisors (13463) is less than itself. Its deficiency is 42629474

Bases of 42642937

• Binary: 10100010101010110111111001₂
• Hexadecimal: 0x28AADF9
• Base-36: PDZI1

Squares and roots of 42642937

• 42642937 squared (42642937²) is 1818420075985969
• 42642937 cubed (42642937³) is 77542772739804888950953
• The square root of 42642937 is 6530.1559705723
• The cube root of 42642937 is 349.3673933399

Scales and comparisons

• 42,642,937 seconds is equal to 1 year, 18 weeks, 3 days, 13 hours, 15 minutes, 37 seconds.
• To count from 1 to 42,642,937 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 42642937 cubic inches would be around 29.1 feet tall.

Recreational maths with 42642937

• 42642937 backwards is 73924624
• The number of decimal digits it has is: 8
• The sum of 42642937's digits is 37
• More coming soon!