6942809731

Names of 6942809731

• Cardinal: 6942809731 can be written as Six billion, nine hundred forty-two million, eight hundred nine thousand, seven hundred thirty-one.

Scientific notation

• Scientific notation: 6.942809731 × 10⁹

Factors of 6942809731

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 48551141

Divisors of 6942809731

• Number of divisors d(n): 8
• Complete list of divisors:
  1 11 13 143 48551117 534062287 631164521 6942809731
• Sum of all divisors σ(n): 8156587824
• Sum of proper divisors (its aliquot sum) s(n): 1213778093
• 6942809731 is a deficient number, because the sum of its proper divisors (1213778093) is less than itself. Its deficiency is 5729031638

Bases of 6942809731

• Binary: 110011101110100101101111010000011₂
• Hexadecimal: 0x19DD2DE83
• Base-36: 36TKI9V

Squares and roots of 6942809731

• 6942809731 squared (6942809731²) is 48202606960868292361
• 6942809731 cubed (6942809731³) is 334661528667484716413303764891
• The square root of 6942809731 is 83323.5244753845
• The cube root of 6942809731 is 1907.7073567931

Scales and comparisons

• 6,942,809,731 seconds is equal to 220 years, 39 weeks, 3 days, 14 hours, 15 minutes, 31 seconds.
• To count from 1 to 6,942,809,731 would take you about four hundred forty-one 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 6942809731 cubic inches would be around 159 feet tall.

Recreational maths with 6942809731

• 6942809731 backwards is 1379082496
• The number of decimal digits it has is: 10
• The sum of 6942809731's digits is 49
• More coming soon!