3940663309

Names of 3940663309

• Cardinal: 3940663309 can be written as Three billion, nine hundred forty million, six hundred sixty-three thousand, three hundred nine.

Scientific notation

• Scientific notation: 3.940663309 × 10⁹

Factors of 3940663309

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 1499171

Divisors of 3940663309

• Number of divisors d(n): 8
• Complete list of divisors:
  1 11 239 2629 1498921 16488131 358242119 3940663309
• Sum of all divisors σ(n): 4316895360
• Sum of proper divisors (its aliquot sum) s(n): 376232051
• 3940663309 is a deficient number, because the sum of its proper divisors (376232051) is less than itself. Its deficiency is 3564431258

Bases of 3940663309

• Binary: 11101010111000011100000000001101₂
• Hexadecimal: 0xEAE1C00D
• Base-36: 1T6639P

Squares and roots of 3940663309

• 3940663309 squared (3940663309²) is 15528827314898829481
• 3940663309 cubed (3940663309³) is 61193880031618806382824212629
• The square root of 3940663309 is 62774.7027790653
• The cube root of 3940663309 is 1579.5126560041

Scales and comparisons

• 3,940,663,309 seconds is equal to 125 years, 15 weeks, 4 days, 12 hours, 41 minutes, 49 seconds.
• To count from 1 to 3,940,663,309 would take you about two hundred fifty 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 3940663309 cubic inches would be around 131.6 feet tall.

Recreational maths with 3940663309

• 3940663309 backwards is 9033660493
• The number of decimal digits it has is: 10
• The sum of 3940663309's digits is 43
• More coming soon!