18964

18,964 is an even composite number composed of three prime numbers multiplied together.

What does the number 18964 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.

18964 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 18964:

2² × 11 × 431

(2 × 2 × 11 × 431)

See below for interesting mathematical facts about the number 18964 from the Numbermatics database.

Names of 18964

Cardinal: 18964 can be written as Eighteen thousand, nine hundred sixty-four.

Scientific notation

Scientific notation: 1.8964 × 10⁴

Factors of 18964

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 444

Divisors of 18964

Number of divisors d(n): 12
Complete list of divisors:
1 2 4 11 22 44 431 862 1724 4741 9482 18964
Sum of all divisors σ(n): 36288
Sum of proper divisors (its aliquot sum) s(n): 17324
18964 is a deficient number, because the sum of its proper divisors (17324) is less than itself. Its deficiency is 1640

Bases of 18964

Binary: 100101000010100₂
Hexadecimal: 0x4A14
Base-36: EMS

Squares and roots of 18964

18964 squared (18964²) is 359633296
18964 cubed (18964³) is 6820085825344
The square root of 18964 is 137.7098398805
The cube root of 18964 is 26.6671527689

Scales and comparisons

How big is 18964?

18,964 seconds is equal to 5 hours, 16 minutes, 4 seconds.
To count from 1 to 18,964 would take you about five hours.

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 18964 cubic inches would be around 2.2 feet tall.

Recreational maths with 18964

18964 backwards is 46981
The number of decimal digits it has is: 5
The sum of 18964's digits is 28
More coming soon!

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The information we have on file for 18964 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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