8040418785644585994

Names of 8040418785644585994

• Cardinal: 8040418785644585994 can be written as Eight quintillion, forty quadrillion, four hundred eighteen trillion, seven hundred eighty-five billion, six hundred forty-four million, five hundred eighty-five thousand, nine hundred ninety-four.

Scientific notation

• Scientific notation: 8.040418785644585994 × 10¹⁸

Factors of 8040418785644585994

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 528146091399

Divisors of 8040418785644585994

• Number of divisors d(n): 24
• Complete list of divisors:
  1 2 3 6 9 18 845771 1691542 2537313 5074626 7611939 15223878 528145245623 1056290491246 1584435736869 3168871473738 4753307210607 9506614421214 446689932535810333 893379865071620666 1340069797607430999 2680139595214861998 4020209392822292997 8040418785644585994
• Sum of all divisors σ(n): 17420927966594167392
• Sum of proper divisors (its aliquot sum) s(n): 9380509180949581398
• 8040418785644585994 is an abundant number, because the sum of its proper divisors (9380509180949581398) is greater than itself. Its abundance is 1340090395304995404

Bases of 8040418785644585994

• Binary: 110111110010101010011100100100100011011101110010010010000001010₂
• Hexadecimal: 0x6F954E491BB9240A
• Base-36: 1P356L1RRONII

Squares and roots of 8040418785644585994

• 8040418785644585994 squared (8040418785644585994²) is 64648334248546358894826485683660968036
• 8040418785644585994 cubed (8040418785644585994³) is 519799681152642413793358212609743686699868330900487287784
• The square root of 8040418785644585994 is 2835563221.9445550557
• The cube root of 8040418785644585994 is 2003362.5755116503

Scales and comparisons

• 8,040,418,785,644,585,994 seconds is equal to 255,660,446,735 years, 12 weeks, 3 days, 3 hours, 39 minutes, 54 seconds.
• To count from 1 to 8,040,418,785,644,585,994 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and 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 8040418785644585994 cubic inches would be around 166946.9 feet tall.

Recreational maths with 8040418785644585994

• 8040418785644585994 backwards is 4995854465878140408
• The number of decimal digits it has is: 19
• The sum of 8040418785644585994's digits is 99
• More coming soon!