18855904842713200

Names of 18855904842713200

• Cardinal: 18855904842713200 can be written as Eighteen quadrillion, eight hundred fifty-five trillion, nine hundred four billion, eight hundred forty-two million, seven hundred thirteen thousand, two hundred.

Scientific notation

• Scientific notation: 1.88559048427132 × 10¹⁶

Factors of 18855904842713200

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 47139762106790

Divisors of 18855904842713200

• Number of divisors d(n): 30
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 40 50 80 100 200 400 47139762106783 94279524213566 188559048427132 235698810533915 377118096854264 471397621067830 754236193708528 942795242135660 1178494052669575 1885590484271320 2356988105339150 3771180968542640 4713976210678300 9427952421356600 18855904842713200
• Sum of all divisors σ(n): 45301311384619424
• Sum of proper divisors (its aliquot sum) s(n): 26445406541906224
• 18855904842713200 is an abundant number, because the sum of its proper divisors (26445406541906224) is greater than itself. Its abundance is 7589501699193024

Bases of 18855904842713200

• Binary: 1000010111111010101100001110110000100011000100001110000₂
• Hexadecimal: 0x42FD5876118870
• Base-36: 55NUZ3MBCZ4

Squares and roots of 18855904842713200

• 18855904842713200 squared (18855904842713200²) is 355545147437455107631137454240000
• 18855904842713200 cubed (18855904842713200³) is 6704125467369088455291988856134096662443968000000
• The square root of 18855904842713200 is 137316804.6624782193
• The cube root of 18855904842713200 is 266163.8843610939

Scales and comparisons

• 18,855,904,842,713,200 seconds is equal to 599,559,448 years, 44 weeks, 3 days, 6 hours, 6 minutes, 40 seconds.
• To count from 1 to 18,855,904,842,713,200 would take you about one billion, seven hundred ninety-eight million, six hundred seventy-eight thousand, three hundred forty-six 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 18855904842713200 cubic inches would be around 22180.3 feet tall.

Recreational maths with 18855904842713200

• 18855904842713200 backwards is 00231724840955881
• The number of decimal digits it has is: 17
• The sum of 18855904842713200's digits is 67
• More coming soon!