40965909

Names of 40965909

• Cardinal: 40965909 can be written as Forty million, nine hundred sixty-five thousand, nine hundred nine.

Scientific notation

• Scientific notation: 4.0965909 × 10⁷

Factors of 40965909

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 13655306

Divisors of 40965909

• Number of divisors d(n): 4
• Complete list of divisors:
  1 3 13655303 40965909
• Sum of all divisors σ(n): 54621216
• Sum of proper divisors (its aliquot sum) s(n): 13655307
• 40965909 is a deficient number, because the sum of its proper divisors (13655307) is less than itself. Its deficiency is 27310602

Bases of 40965909

• Binary: 10011100010001011100010101₂
• Hexadecimal: 0x2711715
• Base-36: OE1HX

Squares and roots of 40965909

• 40965909 squared (40965909²) is 1678205700196281
• 40965909 cubed (40965909³) is 68749221997522129584429
• The square root of 40965909 is 6400.4616239769
• The cube root of 40965909 is 344.7261258509

Scales and comparisons

• 40,965,909 seconds is equal to 1 year, 15 weeks, 5 days, 3 hours, 25 minutes, 9 seconds.
• To count from 1 to 40,965,909 would take you about forty-nine 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 40965909 cubic inches would be around 28.7 feet tall.

Recreational maths with 40965909

• 40965909 backwards is 90956904
• The number of decimal digits it has is: 8
• The sum of 40965909's digits is 42
• More coming soon!