18818085

Names of 18818085

• Cardinal: 18818085 can be written as Eighteen million, eight hundred eighteen thousand and eighty-five.

Scientific notation

• Scientific notation: 1.8818085 × 10⁷

Factors of 18818085

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 346

Divisors of 18818085

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 5 11 13 15 31 33 39 55 65 93 143 155 165 195 283 341 403 429 465 715 849 1023 1209 1415 1705 2015 2145 3113 3679 4245 4433 5115 6045 8773 9339 11037 13299 15565 18395 22165 26319 40469 43865 46695 55185 66495 96503 114049 121407 131595 202345 289509 342147 482515 570245 607035 1254539 1447545 1710735 3763617 6272695 18818085
• Sum of all divisors σ(n): 36642816
• Sum of proper divisors (its aliquot sum) s(n): 17824731
• 18818085 is a deficient number, because the sum of its proper divisors (17824731) is less than itself. Its deficiency is 993354

Bases of 18818085

• Binary: 1000111110010010000100101₂
• Hexadecimal: 0x11F2425
• Base-36: B7C4L

Squares and roots of 18818085

• 18818085 squared (18818085²) is 354120323067225
• 18818085 cubed (18818085³) is 6663866339706500764125
• The square root of 18818085 is 4337.9816735435
• The cube root of 18818085 is 265.9858143451

Scales and comparisons

• 18,818,085 seconds is equal to 31 weeks, 19 hours, 14 minutes, 45 seconds.
• To count from 1 to 18,818,085 would take you about forty-six 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 18818085 cubic inches would be around 22.2 feet tall.

Recreational maths with 18818085

• 18818085 backwards is 58081881
• 18818085 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 18818085's digits is 39
• More coming soon!