18240312886235199

Names of 18240312886235199

• Cardinal: 18240312886235199 can be written as Eighteen quadrillion, two hundred forty trillion, three hundred twelve billion, eight hundred eighty-six million, two hundred thirty-five thousand, one hundred ninety-nine.

Scientific notation

• Scientific notation: 1.8240312886235199 × 10¹⁶

Factors of 18240312886235199

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 3127919

Divisors of 18240312886235199

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 9 17 27 51 153 459 1181 3543 10629 10799 20077 31887 32397 60231 97191 180693 183583 291573 542079 550749 1652247 3115919 4956741 9347757 12753619 28043271 38260857 52970623 84129813 114782571 158911869 216811523 344347713 476735607 650434569 1430206821 1951303707 3679900339 5853911121 11039701017 33119103051 33648809281 62558305763 99357309153 100946427843 187674917289 302839283529 563024751867 572029757777 908517850587 1689074255601 1716089273331 5148267819993 15444803459979 39739243760861 119217731282583 357653193847749 675567143934637 1072959581543247 2026701431803911 6080104295411733 18240312886235199
• Sum of all divisors σ(n): 28639143613440000
• Sum of proper divisors (its aliquot sum) s(n): 10398830727204801
• 18240312886235199 is a deficient number, because the sum of its proper divisors (10398830727204801) is less than itself. Its deficiency is 7841482159030398

Bases of 18240312886235199

• Binary: 1000000110011010111011111001010001011010001000000111111₂
• Hexadecimal: 0x40CD77CA2D103F
• Base-36: 4ZLNG25JI9R

Squares and roots of 18240312886235199

• 18240312886235199 squared (18240312886235199²) is 332709014187757855697003946569601
• 18240312886235199 cubed (18240312886235199³) is 6068716518855569266145736058108428247407709585599
• The square root of 18240312886235199 is 135056702.4854198009
• The cube root of 18240312886235199 is 263235.2797586649

Scales and comparisons

• 18,240,312,886,235,199 seconds is equal to 579,985,528 years, 41 weeks, 13 hours, 46 minutes, 39 seconds.
• To count from 1 to 18,240,312,886,235,199 would take you about one billion, seven hundred thirty-nine million, nine hundred fifty-six thousand, five hundred eighty-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 18240312886235199 cubic inches would be around 21936.3 feet tall.

Recreational maths with 18240312886235199

• 18240312886235199 backwards is 99153268821304281
• The number of decimal digits it has is: 17
• The sum of 18240312886235199's digits is 72
• More coming soon!