42135755

Names of 42135755

• Cardinal: 42135755 can be written as Forty-two million, one hundred thirty-five thousand, seven hundred fifty-five.

Scientific notation

• Scientific notation: 4.2135755 × 10⁷

Factors of 42135755

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 81925

Divisors of 42135755

• Number of divisors d(n): 8
• Complete list of divisors:
  1 5 103 515 81817 409085 8427151 42135755
• Sum of all divisors σ(n): 51054432
• Sum of proper divisors (its aliquot sum) s(n): 8918677
• 42135755 is a deficient number, because the sum of its proper divisors (8918677) is less than itself. Its deficiency is 33217078

Bases of 42135755

• Binary: 10100000101111000011001011₂
• Hexadecimal: 0x282F0CB
• Base-36: P345N

Squares and roots of 42135755

• 42135755 squared (42135755²) is 1775421849420025
• 42135755 cubed (42135755³) is 74808740068809065493875
• The square root of 42135755 is 6491.2059742393
• The cube root of 42135755 is 347.9767759857

Scales and comparisons

• 42,135,755 seconds is equal to 1 year, 17 weeks, 4 days, 16 hours, 22 minutes, 35 seconds.
• To count from 1 to 42,135,755 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 42135755 cubic inches would be around 29 feet tall.

Recreational maths with 42135755

• 42135755 backwards is 55753124
• The number of decimal digits it has is: 8
• The sum of 42135755's digits is 32
• More coming soon!