18484642

Names of 18484642

• Cardinal: 18484642 can be written as Eighteen million, four hundred eighty-four thousand, six hundred forty-two.

Scientific notation

• Scientific notation: 1.8484642 × 10⁷

Factors of 18484642

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 5801

Divisors of 18484642

• Number of divisors d(n): 16
• Complete list of divisors:
  1 2 11 22 149 298 1639 3278 5639 11278 62029 124058 840211 1680422 9242321 18484642
• Sum of all divisors σ(n): 30456000
• Sum of proper divisors (its aliquot sum) s(n): 11971358
• 18484642 is a deficient number, because the sum of its proper divisors (11971358) is less than itself. Its deficiency is 6513284

Bases of 18484642

• Binary: 1000110100000110110100010₂
• Hexadecimal: 0x11A0DA2
• Base-36: B06UA

Squares and roots of 18484642

• 18484642 squared (18484642²) is 341681989868164
• 18484642 cubed (18484642³) is 6315869260560638737288
• The square root of 18484642 is 4299.3769316029
• The cube root of 18484642 is 264.4054166577

Scales and comparisons

• 18,484,642 seconds is equal to 30 weeks, 3 days, 22 hours, 37 minutes, 22 seconds.
• To count from 1 to 18,484,642 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 18484642 cubic inches would be around 22 feet tall.

Recreational maths with 18484642

• 18484642 backwards is 24648481
• The number of decimal digits it has is: 8
• The sum of 18484642's digits is 37
• More coming soon!