1338890819

Names of 1338890819

• Cardinal: 1338890819 can be written as One billion, three hundred thirty-eight million, eight hundred ninety thousand, eight hundred nineteen.

Scientific notation

• Scientific notation: 1.338890819 × 10⁹

Factors of 1338890819

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 1218445

Divisors of 1338890819

• Number of divisors d(n): 8
• Complete list of divisors:
  1 7 157 1099 1218281 8527967 191270117 1338890819
• Sum of all divisors σ(n): 1539908448
• Sum of proper divisors (its aliquot sum) s(n): 201017629
• 1338890819 is a deficient number, because the sum of its proper divisors (201017629) is less than itself. Its deficiency is 1137873190

Bases of 1338890819

• Binary: 1001111110011011101101001000011₂
• Hexadecimal: 0x4FCDDA43
• Base-36: M552RN

Squares and roots of 1338890819

• 1338890819 squared (1338890819²) is 1792628625202490761
• 1338890819 cubed (1338890819³) is 2400134008160206895835223259
• The square root of 1338890819 is 36590.8570410697
• The cube root of 1338890819 is 1102.1694976891

Scales and comparisons

• 1,338,890,819 seconds is equal to 42 years, 29 weeks, 5 days, 10 hours, 6 minutes, 59 seconds.
• To count from 1 to 1,338,890,819 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 1338890819 cubic inches would be around 91.8 feet tall.

Recreational maths with 1338890819

• 1338890819 backwards is 9180988331
• The number of decimal digits it has is: 10
• The sum of 1338890819's digits is 50
• More coming soon!