18307422

Names of 18307422

• Cardinal: 18307422 can be written as Eighteen million, three hundred seven thousand, four hundred twenty-two.

Scientific notation

• Scientific notation: 1.8307422 × 10⁷

Factors of 18307422

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 195

Divisors of 18307422

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 31 42 43 62 63 86 93 109 126 129 186 217 218 258 279 301 327 387 434 558 602 651 654 763 774 903 981 1302 1333 1526 1806 1953 1962 2289 2666 2709 3379 3906 3999 4578 4687 5418 6758 6867 7998 9331 9374 10137 11997 13734 14061 18662 20274 23653 23994 27993 28122 30411 32809 42183 47306 55986 60822 65618 70959 83979 84366 98427 141918 145297 167958 196854 212877 290594 295281 425754 435891 590562 871782 1017079 1307673 2034158 2615346 3051237 6102474 9153711 18307422
• Sum of all divisors σ(n): 48322560
• Sum of proper divisors (its aliquot sum) s(n): 30015138
• 18307422 is an abundant number, because the sum of its proper divisors (30015138) is greater than itself. Its abundance is 11707716

Bases of 18307422

• Binary: 1000101110101100101011110₂
• Hexadecimal: 0x117595E
• Base-36: AWE3I

Squares and roots of 18307422

• 18307422 squared (18307422²) is 335161700286084
• 18307422 cubed (18307422³) is 6135946685374860515448
• The square root of 18307422 is 4278.7173311635
• The cube root of 18307422 is 263.5577132951

Scales and comparisons

• 18,307,422 seconds is equal to 30 weeks, 1 day, 21 hours, 23 minutes, 42 seconds.
• To count from 1 to 18,307,422 would take you about forty-five weeks!

  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 18307422 cubic inches would be around 22 feet tall.

Recreational maths with 18307422

• 18307422 backwards is 22470381
• The number of decimal digits it has is: 8
• The sum of 18307422's digits is 27
• More coming soon!