5138491323

Names of 5138491323

• Cardinal: 5138491323 can be written as Five billion, one hundred thirty-eight million, four hundred ninety-one thousand, three hundred twenty-three.

Scientific notation

• Scientific notation: 5.138491323 × 10⁹

Factors of 5138491323

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 244690073

Divisors of 5138491323

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 7 21 244690063 734070189 1712830441 5138491323
• Sum of all divisors σ(n): 7830082048
• Sum of proper divisors (its aliquot sum) s(n): 2691590725
• 5138491323 is a deficient number, because the sum of its proper divisors (2691590725) is less than itself. Its deficiency is 2446900598

Bases of 5138491323

• Binary: 100110010010001110010011110111011₂
• Hexadecimal: 0x1324727BB
• Base-36: 2CZBPA3

Squares and roots of 5138491323

• 5138491323 squared (5138491323²) is 26404093076546290329
• 5138491323 cubed (5138491323³) is 135677203165517487663405315267
• The square root of 5138491323 is 71683.2708726381
• The cube root of 5138491323 is 1725.6201730595

Scales and comparisons

• 5,138,491,323 seconds is equal to 163 years, 20 weeks, 1 day, 6 hours, 42 minutes, 3 seconds.
• To count from 1 to 5,138,491,323 would take you about three hundred twenty-six 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 5138491323 cubic inches would be around 143.8 feet tall.

Recreational maths with 5138491323

• 5138491323 backwards is 3231948315
• The number of decimal digits it has is: 10
• The sum of 5138491323's digits is 39
• More coming soon!