6389943321

Names of 6389943321

• Cardinal: 6389943321 can be written as Six billion, three hundred eighty-nine million, nine hundred forty-three thousand, three hundred twenty-one.

Scientific notation

• Scientific notation: 6.389943321 × 10⁹

Factors of 6389943321

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 1487815

Divisors of 6389943321

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 1433 4299 1486379 4459137 2129981107 6389943321
• Sum of all divisors σ(n): 8525875680
• Sum of proper divisors (its aliquot sum) s(n): 2135932359
• 6389943321 is a deficient number, because the sum of its proper divisors (2135932359) is less than itself. Its deficiency is 4254010962

Bases of 6389943321

• Binary: 101111100110111101100110000011001₂
• Hexadecimal: 0x17CDECC19
• Base-36: 2XOENTL

Squares and roots of 6389943321

• 6389943321 squared (6389943321²) is 40831375645592509041
• 6389943321 cubed (6389943321³) is 260910176093795916234170065161
• The square root of 6389943321 is 79937.1210452313
• The cube root of 6389943321 is 1855.6625451101

Scales and comparisons

• 6,389,943,321 seconds is equal to 203 years, 9 weeks, 2 days, 16 hours, 15 minutes, 21 seconds.
• To count from 1 to 6,389,943,321 would take you about four hundred 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 6389943321 cubic inches would be around 154.6 feet tall.

Recreational maths with 6389943321

• 6389943321 backwards is 1233499836
• The number of decimal digits it has is: 10
• The sum of 6389943321's digits is 48
• More coming soon!