1640817049

Names of 1640817049

• Cardinal: 1640817049 can be written as One billion, six hundred forty million, eight hundred seventeen thousand and forty-nine.

Scientific notation

• Scientific notation: 1.640817049 × 10⁹

Factors of 1640817049

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 40507

Divisors of 1640817049

• Number of divisors d(n): 3
• Complete list of divisors:
  1 40507 1640817049
• Sum of all divisors σ(n): 1640857557
• Sum of proper divisors (its aliquot sum) s(n): 40508
• 1640817049 is a deficient number, because the sum of its proper divisors (40508) is less than itself. Its deficiency is 1640776541

Bases of 1640817049

• Binary: 1100001110011001110000110011001₂
• Hexadecimal: 0x61CCE199
• Base-36: R4WEJD

Squares and roots of 1640817049

• 1640817049 squared (1640817049²) is 2692280588289068401
• 1640817049 cubed (1640817049³) is 4417539889956453172687968649
• 1640817049 is a perfect square number. Its square root is 40507
• The cube root of 1640817049 is 1179.4695137739

Scales and comparisons

• 1,640,817,049 seconds is equal to 52 years, 8 weeks, 6 days, 22 hours, 30 minutes, 49 seconds.
• To count from 1 to 1,640,817,049 would take you about one hundred four 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 1640817049 cubic inches would be around 98.3 feet tall.

Recreational maths with 1640817049

• 1640817049 backwards is 9407180461
• The number of decimal digits it has is: 10
• The sum of 1640817049's digits is 40
• More coming soon!