18005213043936

Names of 18005213043936

• Cardinal: 18005213043936 can be written as Eighteen trillion, five billion, two hundred thirteen million, forty-three thousand, nine hundred thirty-six.

Scientific notation

• Scientific notation: 1.8005213043936 × 10¹³

Factors of 18005213043936

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 316415

Divisors of 18005213043936

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 72 96 108 144 216 288 432 864 93479 186958 222931 280437 373916 445862 560874 668793 747832 841311 891724 1121748 1337586 1495664 1682622 1783448 2006379 2243496 2523933 2675172 2991328 3365244 3566896 4012758 4486992 5047866 5350344 6019137 6730488 7133792 8025516 8973984 10095732 10700688 12038274 13460976 16051032 20191464 21401376 24076548 26921952 32102064 40382928 48153096 64204128 80765856 96306192 192612384 20839366949 41678733898 62518100847 83357467796 125036201694 166714935592 187554302541 250072403388 333429871184 375108605082 500144806776 562662907623 666859742368 750217210164 1000289613552 1125325815246 1500434420328 2000579227104 2250651630492 3000868840656 4501303260984 6001737681312 9002606521968 18005213043936
• Sum of all divisors σ(n): 52516002067200
• Sum of proper divisors (its aliquot sum) s(n): 34510789023264
• 18005213043936 is an abundant number, because the sum of its proper divisors (34510789023264) is greater than itself. Its abundance is 16505575979328

Bases of 18005213043936

• Binary: 100000110000000101010010100111101110011100000₂
• Hexadecimal: 0x10602A53DCE0
• Base-36: 6DRHAYRC0

Squares and roots of 18005213043936

• 18005213043936 squared (18005213043936²) is 324187696757523078666372096
• 18005213043936 cubed (18005213043936³) is 5837068546342123028542319510022172409856
• The square root of 18005213043936 is 4243255.0057633821
• The cube root of 18005213043936 is 26209.9437053003

Scales and comparisons

• 18,005,213,043,936 seconds is equal to 572,510 years, 4 weeks, 1 day, 11 hours, 45 minutes, 36 seconds.
• To count from 1 to 18,005,213,043,936 would take you about one million, four hundred thirty-one thousand, two hundred seventy-five 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 18005213043936 cubic inches would be around 2184.2 feet tall.

Recreational maths with 18005213043936

• 18005213043936 backwards is 63934031250081
• The number of decimal digits it has is: 14
• The sum of 18005213043936's digits is 45
• More coming soon!