3986940846

Names of 3986940846

• Cardinal: 3986940846 can be written as Three billion, nine hundred eighty-six million, nine hundred forty thousand, eight hundred forty-six.

Scientific notation

• Scientific notation: 3.986940846 × 10⁹

Factors of 3986940846

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 554

Divisors of 3986940846

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 6 7 14 21 37 42 61 74 111 122 137 183 222 259 274 307 366 411 427 518 614 777 822 854 921 959 1281 1554 1842 1918 2149 2257 2562 2877 4298 4514 5069 5754 6447 6771 8357 10138 11359 12894 13542 15207 15799 16714 18727 22718 25071 30414 31598 34077 35483 37454 42059 47397 50142 56181 58499 68154 70966 79513 84118 94794 106449 112362 116998 126177 131089 159026 175497 212898 238539 252354 262178 294413 309209 350994 393267 477078 588826 618418 692899 786534 883239 927627 1385798 1556183 1766478 1855254 2078697 2164463 2565599 3112366 4157394 4328926 4668549 4850293 5131198 6493389 7696797 9337098 9700586 10893281 12986778 14550879 15393594 17959193 21786562 29101758 32679843 35918386 53877579 65359686 94927163 107755158 189854326 284781489 569562978 664490141 1328980282 1993470423 3986940846
• Sum of all divisors σ(n): 9613384704
• Sum of proper divisors (its aliquot sum) s(n): 5626443858
• 3986940846 is an abundant number, because the sum of its proper divisors (5626443858) is greater than itself. Its abundance is 1639503012

Bases of 3986940846

• Binary: 11101101101000111110001110101110₂
• Hexadecimal: 0xEDA3E3AE
• Base-36: 1TXPZ8U

Squares and roots of 3986940846

• 3986940846 squared (3986940846²) is 15895697309503195716
• 3986940846 cubed (3986940846³) is 63375204878910594967652615736
• The square root of 3986940846 is 63142.2271225841
• The cube root of 3986940846 is 1585.6716589999

Scales and comparisons

• 3,986,940,846 seconds is equal to 126 years, 40 weeks, 1 day, 3 hours, 34 minutes, 6 seconds.
• To count from 1 to 3,986,940,846 would take you about two hundred fifty-three 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 3986940846 cubic inches would be around 132.1 feet tall.

Recreational maths with 3986940846

• 3986940846 backwards is 6480496893
• The number of decimal digits it has is: 10
• The sum of 3986940846's digits is 57
• More coming soon!