18223859889216

Names of 18223859889216

• Cardinal: 18223859889216 can be written as Eighteen trillion, two hundred twenty-three billion, eight hundred fifty-nine million, eight hundred eighty-nine thousand, two hundred sixteen.

Scientific notation

• Scientific notation: 1.8223859889216 × 10¹³

Factors of 18223859889216

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 31638645646

Divisors of 18223859889216

• Number of divisors d(n): 42
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 144 192 288 576 31638645641 63277291282 94915936923 126554582564 189831873846 253109165128 284747810769 379663747692 506218330256 569495621538 759327495384 1012436660512 1138991243076 1518654990768 2024873321024 2277982486152 3037309981536 4555964972304 6074619963072 9111929944608 18223859889216
• Sum of all divisors σ(n): 52235403954942
• Sum of proper divisors (its aliquot sum) s(n): 34011544065726
• 18223859889216 is an abundant number, because the sum of its proper divisors (34011544065726) is greater than itself. Its abundance is 15787684176510

Bases of 18223859889216

• Binary: 100001001001100010010101100011111010001000000₂
• Hexadecimal: 0x109312B1F440
• Base-36: 6GJXBNGW0

Squares and roots of 18223859889216

• 18223859889216 squared (18223859889216²) is 332109069261775799793094656
• 18223859889216 cubed (18223859889216³) is 6052309146164534397720815773413961629696
• The square root of 18223859889216 is 4268941.3077736265
• The cube root of 18223859889216 is 26315.6108745867

Scales and comparisons

• 18,223,859,889,216 seconds is equal to 579,462 years, 19 weeks, 3 days, 6 hours, 33 minutes, 36 seconds.
• To count from 1 to 18,223,859,889,216 would take you about one million, four hundred forty-eight thousand, six hundred fifty-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 18223859889216 cubic inches would be around 2193 feet tall.

Recreational maths with 18223859889216

• 18223859889216 backwards is 61298895832281
• 18223859889216 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18223859889216's digits is 72
• More coming soon!