42539330

Names of 42539330

• Cardinal: 42539330 can be written as Forty-two million, five hundred thirty-nine thousand, three hundred thirty.

Scientific notation

• Scientific notation: 4.253933 × 10⁷

Factors of 42539330

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 47893

Divisors of 42539330

• Number of divisors d(n): 16
• Complete list of divisors:
  1 2 5 10 89 178 445 890 47797 95594 238985 477970 4253933 8507866 21269665 42539330
• Sum of all divisors σ(n): 77432760
• Sum of proper divisors (its aliquot sum) s(n): 34893430
• 42539330 is a deficient number, because the sum of its proper divisors (34893430) is less than itself. Its deficiency is 7645900

Bases of 42539330

• Binary: 10100010010001100101000010₂
• Hexadecimal: 0x2891942
• Base-36: PBRK2

Squares and roots of 42539330

• 42539330 squared (42539330²) is 1809594596848900
• 42539330 cubed (42539330³) is 76978941721572317237000
• The square root of 42539330 is 6522.2181809565
• The cube root of 42539330 is 349.0842181737

Scales and comparisons

• 42,539,330 seconds is equal to 1 year, 18 weeks, 2 days, 8 hours, 28 minutes, 50 seconds.
• To count from 1 to 42,539,330 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 42539330 cubic inches would be around 29.1 feet tall.

Recreational maths with 42539330

• 42539330 backwards is 03393524
• The number of decimal digits it has is: 8
• The sum of 42539330's digits is 29
• More coming soon!