1640743196

Names of 1640743196

• Cardinal: 1640743196 can be written as One billion, six hundred forty million, seven hundred forty-three thousand, one hundred ninety-six.

Scientific notation

• Scientific notation: 1.640743196 × 10⁹

Factors of 1640743196

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 410185801

Divisors of 1640743196

• Number of divisors d(n): 6
• Complete list of divisors:
  1 2 4 410185799 820371598 1640743196
• Sum of all divisors σ(n): 2871300600
• Sum of proper divisors (its aliquot sum) s(n): 1230557404
• 1640743196 is a deficient number, because the sum of its proper divisors (1230557404) is less than itself. Its deficiency is 410185792

Bases of 1640743196

• Binary: 1100001110010111100000100011100₂
• Hexadecimal: 0x61CBC11C
• Base-36: R4UTJW

Squares and roots of 1640743196

• 1640743196 squared (1640743196²) is 2692038235220294416
• 1640743196 cubed (1640743196³) is 4416943417809545624168793536
• The square root of 1640743196 is 40506.0883818717
• The cube root of 1640743196 is 1179.4518175765

Scales and comparisons

• 1,640,743,196 seconds is equal to 52 years, 8 weeks, 6 days, 1 hour, 59 minutes, 56 seconds.
• To count from 1 to 1,640,743,196 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 1640743196 cubic inches would be around 98.3 feet tall.

Recreational maths with 1640743196

• 1640743196 backwards is 6913470461
• The number of decimal digits it has is: 10
• The sum of 1640743196's digits is 41
• More coming soon!