1042085642

Names of 1042085642

• Cardinal: 1042085642 can be written as One billion, forty-two million, eighty-five thousand, six hundred forty-two.

Scientific notation

• Scientific notation: 1.042085642 × 10⁹

Factors of 1042085642

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 40080232

Divisors of 1042085642

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 13 26 40080217 80160434 521042821 1042085642
• Sum of all divisors σ(n): 1683369156
• Sum of proper divisors (its aliquot sum) s(n): 641283514
• 1042085642 is a deficient number, because the sum of its proper divisors (641283514) is less than itself. Its deficiency is 400802128

Bases of 1042085642

• Binary: 111110000111001111011100001010₂
• Hexadecimal: 0x3E1CF70A
• Base-36: H8FIFE

Squares and roots of 1042085642

• 1042085642 squared (1042085642²) is 1085942485262552164
• 1042085642 cubed (1042085642³) is 1131645071929902210380429288
• The square root of 1042085642 is 32281.3513038099
• The cube root of 1042085642 is 1013.8362233171

Scales and comparisons

• 1,042,085,642 seconds is equal to 33 years, 7 weeks, 4 hours, 14 minutes, 2 seconds.
• To count from 1 to 1,042,085,642 would take you about sixty-six 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 1042085642 cubic inches would be around 84.5 feet tall.

Recreational maths with 1042085642

• 1042085642 backwards is 2465802401
• The number of decimal digits it has is: 10
• The sum of 1042085642's digits is 32
• More coming soon!