2005742

Names of 2005742

• Cardinal: 2005742 can be written as Two million, five thousand, seven hundred forty-two.

Scientific notation

• Scientific notation: 2.005742 × 10⁶

Factors of 2005742

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 1002873

Divisors of 2005742

• Number of divisors d(n): 4
• Complete list of divisors:
  1 2 1002871 2005742
• Sum of all divisors σ(n): 3008616
• Sum of proper divisors (its aliquot sum) s(n): 1002874
• 2005742 is a deficient number, because the sum of its proper divisors (1002874) is less than itself. Its deficiency is 1002868

Bases of 2005742

• Binary: 111101001101011101110₂
• Hexadecimal: 0x1E9AEE
• Base-36: 16ZN2

Squares and roots of 2005742

• 2005742 squared (2005742²) is 4023000970564
• 2005742 cubed (2005742³) is 8069102012700978488
• The square root of 2005742 is 1416.2422109231
• The cube root of 2005742 is 126.1125642279

Scales and comparisons

• 2,005,742 seconds is equal to 3 weeks, 2 days, 5 hours, 9 minutes, 2 seconds.
• To count from 1 to 2,005,742 would take you about four weeks!

  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 2005742 cubic inches would be around 10.5 feet tall.

Recreational maths with 2005742

• 2005742 backwards is 2475002
• The number of decimal digits it has is: 7
• The sum of 2005742's digits is 20
• More coming soon!