8285447142

Names of 8285447142

• Cardinal: 8285447142 can be written as Eight billion, two hundred eighty-five million, four hundred forty-seven thousand, one hundred forty-two.

Scientific notation

• Scientific notation: 8.285447142 × 10⁹

Factors of 8285447142

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 223

Divisors of 8285447142

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 42 49 63 98 126 147 211 294 422 441 633 882 1266 1477 1899 2954 3798 4431 8862 10339 13293 20678 26586 31017 44521 62034 89042 93051 133563 186102 267126 311647 400689 623294 801378 934941 1869882 2181529 2804823 4363058 5609646 6544587 9393931 13089174 18787862 19633761 28181793 39267522 56363586 65757517 84545379 131515034 169090758 197272551 394545102 460302619 591817653 920605238 1183635306 1380907857 2761815714 4142723571 8285447142
• Sum of all divisors σ(n): 20982150072
• Sum of proper divisors (its aliquot sum) s(n): 12696702930
• 8285447142 is an abundant number, because the sum of its proper divisors (12696702930) is greater than itself. Its abundance is 4411255788

Bases of 8285447142

• Binary: 111101101110110011110001111100110₂
• Hexadecimal: 0x1EDD9E3E6
• Base-36: 3T0XVXI

Squares and roots of 8285447142

• 8285447142 squared (8285447142²) is 68648634342875968164
• 8285447142 cubed (8285447142³) is 568784631218384738484896787288
• The square root of 8285447142 is 91024.4315664757
• The cube root of 8285447142 is 2023.5098230959

Scales and comparisons

• 8,285,447,142 seconds is equal to 263 years, 23 weeks, 3 days, 9 hours, 5 minutes, 42 seconds.
• To count from 1 to 8,285,447,142 would take you about five 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 8285447142 cubic inches would be around 168.6 feet tall.

Recreational maths with 8285447142

• 8285447142 backwards is 2417445828
• The number of decimal digits it has is: 10
• The sum of 8285447142's digits is 45
• More coming soon!