21483

21,483 is an odd composite number composed of four prime numbers multiplied together.

What does the number 21483 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 24 divisors.

21483 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of twenty-four divisors.

Prime factorization of 21483:

3² × 7 × 11 × 31

(3 × 3 × 7 × 11 × 31)

See below for interesting mathematical facts about the number 21483 from the Numbermatics database.

Names of 21483

Cardinal: 21483 can be written as Twenty-one thousand, four hundred eighty-three.

Scientific notation

Scientific notation: 2.1483 × 10⁴

Factors of 21483

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 5
Sum of prime factors: 52

Divisors of 21483

Number of divisors d(n): 24
Complete list of divisors:
1 3 7 9 11 21 31 33 63 77 93 99 217 231 279 341 651 693 1023 1953 2387 3069 7161 21483
Sum of all divisors σ(n): 39936
Sum of proper divisors (its aliquot sum) s(n): 18453
21483 is a deficient number, because the sum of its proper divisors (18453) is less than itself. Its deficiency is 3030

Bases of 21483

Binary: 101001111101011₂
Hexadecimal: 0x53EB
Base-36: GKR

Squares and roots of 21483

21483 squared (21483²) is 461519289
21483 cubed (21483³) is 9914818885587
The square root of 21483 is 146.5708020033
The cube root of 21483 is 27.7991580581

Scales and comparisons

How big is 21483?

21,483 seconds is equal to 5 hours, 58 minutes, 3 seconds.
To count from 1 to 21,483 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 21483 cubic inches would be around 2.3 feet tall.

Recreational maths with 21483

21483 backwards is 38412
The number of decimal digits it has is: 5
The sum of 21483's digits is 18
More coming soon!

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The information we have on file for 21483 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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