42288920

Names of 42288920

• Cardinal: 42288920 can be written as Forty-two million, two hundred eighty-eight thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 4.228892 × 10⁷

Factors of 42288920

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 1057230

Divisors of 42288920

• Number of divisors d(n): 16
• Complete list of divisors:
  1 2 4 5 8 10 20 40 1057223 2114446 4228892 5286115 8457784 10572230 21144460 42288920
• Sum of all divisors σ(n): 95150160
• Sum of proper divisors (its aliquot sum) s(n): 52861240
• 42288920 is an abundant number, because the sum of its proper divisors (52861240) is greater than itself. Its abundance is 10572320

Bases of 42288920

• Binary: 10100001010100011100011000₂
• Hexadecimal: 0x2854718
• Base-36: P6EC8

Squares and roots of 42288920

• 42288920 squared (42288920²) is 1788352754766400
• 42288920 cubed (42288920³) is 75627506578095908288000
• The square root of 42288920 is 6502.9931570009
• The cube root of 42288920 is 348.3979022011

Scales and comparisons

• 42,288,920 seconds is equal to 1 year, 17 weeks, 6 days, 10 hours, 55 minutes, 20 seconds.
• To count from 1 to 42,288,920 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 42288920 cubic inches would be around 29 feet tall.

Recreational maths with 42288920

• 42288920 backwards is 02988224
• The number of decimal digits it has is: 8
• The sum of 42288920's digits is 35
• More coming soon!