818131146

Names of 818131146

• Cardinal: 818131146 can be written as Eight hundred eighteen million, one hundred thirty-one thousand, one hundred forty-six.

Scientific notation

• Scientific notation: 8.18131146 × 10⁸

Factors of 818131146

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 92

Divisors of 818131146

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 3 6 7 14 19 21 38 42 49 57 61 98 114 122 133 147 183 266 294 343 366 399 427 686 798 854 931 1029 1159 1281 1862 2058 2318 2401 2562 2793 2989 3477 4802 5586 5978 6517 6954 7203 8113 8967 13034 14406 16226 16807 17934 19551 20923 24339 33614 39102 41846 45619 48678 50421 56791 62769 91238 100842 113582 117649 125538 136857 146461 170373 235298 273714 292922 319333 340746 352947 397537 439383 638666 705894 795074 878766 957999 1025227 1192611 1915998 2050454 2235331 2385222 2782759 3075681 4470662 5565518 6151362 6705993 7176589 8348277 13411986 14353178 16696554 19479313 21529767 38958626 43059534 58437939 116875878 136355191 272710382 409065573 818131146
• Sum of all divisors σ(n): 2042384160
• Sum of proper divisors (its aliquot sum) s(n): 1224253014
• 818131146 is an abundant number, because the sum of its proper divisors (1224253014) is greater than itself. Its abundance is 406121868

Bases of 818131146

• Binary: 110000110000111011000011001010₂
• Hexadecimal: 0x30C3B0CA
• Base-36: DJ3E16

Squares and roots of 818131146

• 818131146 squared (818131146²) is 669338572055273316
• 818131146 cubed (818131146³) is 547606733017584333362300136
• The square root of 818131146 is 28602.9919064423
• The cube root of 818131146 is 935.2785527501

Scales and comparisons

• 818,131,146 seconds is equal to 26 years, 5 days, 2 hours, 39 minutes, 6 seconds.
• To count from 1 to 818,131,146 would take you about thirty-nine 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 818131146 cubic inches would be around 77.9 feet tall.

Recreational maths with 818131146

• 818131146 backwards is 641131818
• The number of decimal digits it has is: 9
• The sum of 818131146's digits is 33
• More coming soon!