18418939

18,418,939 is an odd composite number composed of four prime numbers multiplied together.

What does the number 18418939 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 16 divisors.

18418939 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 18418939:

7 × 11 × 17 × 14071

See below for interesting mathematical facts about the number 18418939 from the Numbermatics database.

Names of 18418939

Cardinal: 18418939 can be written as Eighteen million, four hundred eighteen thousand, nine hundred thirty-nine.

Scientific notation

Scientific notation: 1.8418939 × 10⁷

Factors of 18418939

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 14106

Divisors of 18418939

Number of divisors d(n): 16
Complete list of divisors:
1 7 11 17 77 119 187 1309 14071 98497 154781 239207 1083467 1674449 2631277 18418939
Sum of all divisors σ(n): 24316416
Sum of proper divisors (its aliquot sum) s(n): 5897477
18418939 is a deficient number, because the sum of its proper divisors (5897477) is less than itself. Its deficiency is 12521462

Bases of 18418939

Binary: 1000110010000110011111011₂
Hexadecimal: 0x1190CFB
Base-36: AYS57

Squares and roots of 18418939

18418939 squared (18418939²) is 339257313885721
18418939 cubed (18418939³) is 6248759769764948070019
The square root of 18418939 is 4291.7291387039
The cube root of 18418939 is 264.0917715459

Scales and comparisons

How big is 18418939?

18,418,939 seconds is equal to 30 weeks, 3 days, 4 hours, 22 minutes, 19 seconds.
To count from 1 to 18,418,939 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 18418939 cubic inches would be around 22 feet tall.

Recreational maths with 18418939

18418939 backwards is 93981481
The number of decimal digits it has is: 8
The sum of 18418939's digits is 43
More coming soon!

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The information we have on file for 18418939 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!

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