18468128071936

Names of 18468128071936

• Cardinal: 18468128071936 can be written as Eighteen trillion, four hundred sixty-eight billion, one hundred twenty-eight million, seventy-one thousand, nine hundred thirty-six.

Scientific notation

• Scientific notation: 1.8468128071936 × 10¹³

Factors of 18468128071936

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 6594

Divisors of 18468128071936

• Number of divisors d(n): 81
• Complete list of divisors:
  1 2 4 8 16 32 41 64 82 128 164 256 328 656 1312 1681 2624 3362 5248 6551 6724 10496 13102 13448 26204 26896 52408 53792 104816 107584 209632 215168 268591 419264 430336 537182 838528 1074364 1677056 2148728 4297456 8594912 11012231 17189824 22024462 34379648 42915601 44048924 68759296 85831202 88097848 171662404 176195696 343324808 352391392 686649616 704782784 1373299232 1409565568 1759539641 2746598464 2819131136 3519079282 5493196928 7038158564 10986393856 14076317128 28152634256 56305268512 72141125281 112610537024 144282250562 225221074048 288564501124 450442148096 577129002248 1154258004496 2308516008992 4617032017984 9234064035968 18468128071936
• Sum of all divisors σ(n): 37790938375309
• Sum of proper divisors (its aliquot sum) s(n): 19322810303373
• 18468128071936 is an abundant number, because the sum of its proper divisors (19322810303373) is greater than itself. Its abundance is 854682231437

Bases of 18468128071936

• Binary: 100001100101111110010001101101010000100000000₂
• Hexadecimal: 0x10CBF236A100
• Base-36: 6JO52MCXS

Squares and roots of 18468128071936

• 18468128071936 squared (18468128071936²) is 341071754481430516790788096
• 18468128071936 cubed (18468128071936³) is 6298956843482970137574609433666420473856
• 18468128071936 is a perfect square number. Its square root is 4297456
• The cube root of 18468128071936 is 26432.6654462213

Scales and comparisons

• 18,468,128,071,936 seconds is equal to 587,229 years, 18 weeks, 7 hours, 32 minutes, 16 seconds.
• To count from 1 to 18,468,128,071,936 would take you about one million, four hundred sixty-eight thousand and seventy-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 18468128071936 cubic inches would be around 2202.7 feet tall.

Recreational maths with 18468128071936

• 18468128071936 backwards is 63917082186481
• 18468128071936 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18468128071936's digits is 64
• More coming soon!