18944

18,944 is an even composite number composed of two prime numbers multiplied together.

What does the number 18944 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 20 divisors.

18944 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of twenty divisors.

Prime factorization of 18944:

2⁹ × 37

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 37)

See below for interesting mathematical facts about the number 18944 from the Numbermatics database.

Names of 18944

Cardinal: 18944 can be written as Eighteen thousand, nine hundred forty-four.

Scientific notation

Scientific notation: 1.8944 × 10⁴

Factors of 18944

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 10
Sum of prime factors: 39

Divisors of 18944

Number of divisors d(n): 20
Complete list of divisors:
1 2 4 8 16 32 37 64 74 128 148 256 296 512 592 1184 2368 4736 9472 18944
Sum of all divisors σ(n): 38874
Sum of proper divisors (its aliquot sum) s(n): 19930
18944 is an abundant number, because the sum of its proper divisors (19930) is greater than itself. Its abundance is 986

Bases of 18944

Binary: 100101000000000₂
Hexadecimal: 0x4A00
Base-36: EM8

Squares and roots of 18944

18944 squared (18944²) is 358875136
18944 cubed (18944³) is 6798530576384
The square root of 18944 is 137.6372042727
The cube root of 18944 is 26.6577748129

Scales and comparisons

How big is 18944?

18,944 seconds is equal to 5 hours, 15 minutes, 44 seconds.
To count from 1 to 18,944 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 18944 cubic inches would be around 2.2 feet tall.

Recreational maths with 18944

18944 backwards is 44981
The number of decimal digits it has is: 5
The sum of 18944's digits is 26
More coming soon!

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The information we have on file for 18944 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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