42931672

Names of 42931672

• Cardinal: 42931672 can be written as Forty-two million, nine hundred thirty-one thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 4.2931672 × 10⁷

Factors of 42931672

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 766646

Divisors of 42931672

• Number of divisors d(n): 16
• Complete list of divisors:
  1 2 4 7 8 14 28 56 766637 1533274 3066548 5366459 6133096 10732918 21465836 42931672
• Sum of all divisors σ(n): 91996560
• Sum of proper divisors (its aliquot sum) s(n): 49064888
• 42931672 is an abundant number, because the sum of its proper divisors (49064888) is greater than itself. Its abundance is 6133216

Bases of 42931672

• Binary: 10100011110001010111011000₂
• Hexadecimal: 0x28F15D8
• Base-36: PK6AG

Squares and roots of 42931672

• 42931672 squared (42931672²) is 1843128460715584
• 42931672 cubed (42931672³) is 79128586529306337576448
• The square root of 42931672 is 6552.2264918117
• The cube root of 42931672 is 350.1541416291

Scales and comparisons

• 42,931,672 seconds is equal to 1 year, 18 weeks, 6 days, 21 hours, 27 minutes, 52 seconds.
• To count from 1 to 42,931,672 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 42931672 cubic inches would be around 29.2 feet tall.

Recreational maths with 42931672

• 42931672 backwards is 27613924
• The number of decimal digits it has is: 8
• The sum of 42931672's digits is 34
• More coming soon!