1399520849

Names of 1399520849

• Cardinal: 1399520849 can be written as One billion, three hundred ninety-nine million, five hundred twenty thousand, eight hundred forty-nine.

Scientific notation

• Scientific notation: 1.399520849 × 10⁹

Factors of 1399520849

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 4447

Divisors of 1399520849

• Number of divisors d(n): 8
• Complete list of divisors:
  1 499 929 3019 463571 1506481 2804651 1399520849
• Sum of all divisors σ(n): 1404300000
• Sum of proper divisors (its aliquot sum) s(n): 4779151
• 1399520849 is a deficient number, because the sum of its proper divisors (4779151) is less than itself. Its deficiency is 1394741698

Bases of 1399520849

• Binary: 1010011011010101111111001010001₂
• Hexadecimal: 0x536AFE51
• Base-36: N58L75

Squares and roots of 1399520849

• 1399520849 squared (1399520849²) is 1958658606785680801
• 1399520849 cubed (1399520849³) is 2741183556269853155658520049
• The square root of 1399520849 is 37410.1703952281
• The cube root of 1399520849 is 1118.5613034887

Scales and comparisons

• 1,399,520,849 seconds is equal to 44 years, 26 weeks, 3 hours, 47 minutes, 29 seconds.
• To count from 1 to 1,399,520,849 would take you about eighty-nine 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 1399520849 cubic inches would be around 93.2 feet tall.

Recreational maths with 1399520849

• 1399520849 backwards is 9480259931
• The number of decimal digits it has is: 10
• The sum of 1399520849's digits is 50
• More coming soon!