1339942838

Names of 1339942838

• Cardinal: 1339942838 can be written as One billion, three hundred thirty-nine million, nine hundred forty-two thousand, eight hundred thirty-eight.

Scientific notation

• Scientific notation: 1.339942838 × 10⁹

Factors of 1339942838

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 51536278

Divisors of 1339942838

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 13 26 51536263 103072526 669971419 1339942838
• Sum of all divisors σ(n): 2164523088
• Sum of proper divisors (its aliquot sum) s(n): 824580250
• 1339942838 is a deficient number, because the sum of its proper divisors (824580250) is less than itself. Its deficiency is 515362588

Bases of 1339942838

• Binary: 1001111110111011110011110110110₂
• Hexadecimal: 0x4FDDE7B6
• Base-36: M5RMIE

Squares and roots of 1339942838

• 1339942838 squared (1339942838²) is 1795446809107494244
• 1339942838 cubed (1339942838³) is 2405796092873540084374024472
• The square root of 1339942838 is 36605.2296536983
• The cube root of 1339942838 is 1102.4580947079

Scales and comparisons

• 1,339,942,838 seconds is equal to 42 years, 31 weeks, 3 days, 14 hours, 20 minutes, 38 seconds.
• To count from 1 to 1,339,942,838 would take you about eighty-five 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 1339942838 cubic inches would be around 91.9 feet tall.

Recreational maths with 1339942838

• 1339942838 backwards is 8382499331
• The number of decimal digits it has is: 10
• The sum of 1339942838's digits is 50
• More coming soon!