2009042908

Names of 2009042908

• Cardinal: 2009042908 can be written as Two billion, nine million, forty-two thousand, nine hundred eight.

Scientific notation

• Scientific notation: 2.009042908 × 10⁹

Factors of 2009042908

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 502260729

Divisors of 2009042908

• Number of divisors d(n): 6
• Complete list of divisors:
  1 2 4 502260727 1004521454 2009042908
• Sum of all divisors σ(n): 3515825096
• Sum of proper divisors (its aliquot sum) s(n): 1506782188
• 2009042908 is a deficient number, because the sum of its proper divisors (1506782188) is less than itself. Its deficiency is 502260720

Bases of 2009042908

• Binary: 1110111101111111000111111011100₂
• Hexadecimal: 0x77BF8FDC
• Base-36: X84RFG

Squares and roots of 2009042908

• 2009042908 squared (2009042908²) is 4036253406185096464
• 2009042908 cubed (2009042908³) is 8109006280587011386295077312
• The square root of 2009042908 is 44822.3483097439
• The cube root of 2009042908 is 1261.8170868353

Scales and comparisons

• 2,009,042,908 seconds is equal to 63 years, 45 weeks, 5 days, 19 hours, 28 minutes, 28 seconds.
• To count from 1 to 2,009,042,908 would take you about one hundred twenty-seven 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 2009042908 cubic inches would be around 105.2 feet tall.

Recreational maths with 2009042908

• 2009042908 backwards is 8092409002
• The number of decimal digits it has is: 10
• The sum of 2009042908's digits is 34
• More coming soon!