1640979082

Names of 1640979082

• Cardinal: 1640979082 can be written as One billion, six hundred forty million, nine hundred seventy-nine thousand and eighty-two.

Scientific notation

• Scientific notation: 1.640979082 × 10⁹

Factors of 1640979082

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 32025

Divisors of 1640979082

• Number of divisors d(n): 16
• Complete list of divisors:
  1 2 37 74 709 1418 26233 31277 52466 62554 1157249 2314498 22175393 44350786 820489541 1640979082
• Sum of all divisors σ(n): 2531641320
• Sum of proper divisors (its aliquot sum) s(n): 890662238
• 1640979082 is a deficient number, because the sum of its proper divisors (890662238) is less than itself. Its deficiency is 750316844

Bases of 1640979082

• Binary: 1100001110011110101101010001010₂
• Hexadecimal: 0x61CF5A8A
• Base-36: R4ZVKA

Squares and roots of 1640979082

• 1640979082 squared (1640979082²) is 2692812347561562724
• 1640979082 cubed (1640979082³) is 4418848734099838137314939368
• The square root of 1640979082 is 40509.0000123429
• The cube root of 1640979082 is 1179.5083372563

Scales and comparisons

• 1,640,979,082 seconds is equal to 52 years, 9 weeks, 1 day, 19 hours, 31 minutes, 22 seconds.
• To count from 1 to 1,640,979,082 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 1640979082 cubic inches would be around 98.3 feet tall.

Recreational maths with 1640979082

• 1640979082 backwards is 2809790461
• The number of decimal digits it has is: 10
• The sum of 1640979082's digits is 46
• More coming soon!