# 21376

## 21,376 is an even composite number composed of two prime numbers multiplied together.

What does the number 21376 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 16 divisors.

21376 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of sixteen divisors.

## Prime factorization of 21376:

### 27 × 167

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 167)

See below for interesting mathematical facts about the number 21376 from the Numbermatics database.

### Names of 21376

• Cardinal: 21376 can be written as Twenty-one thousand, three hundred seventy-six.

### Scientific notation

• Scientific notation: 2.1376 × 104

### Factors of 21376

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 169

### Divisors of 21376

• Number of divisors d(n): 16
• Complete list of divisors:
• Sum of all divisors σ(n): 42840
• Sum of proper divisors (its aliquot sum) s(n): 21464
• 21376 is an abundant number, because the sum of its proper divisors (21464) is greater than itself. Its abundance is 88

### Bases of 21376

• Binary: 1010011100000002
• Base-36: GHS

### Squares and roots of 21376

• 21376 squared (213762) is 456933376
• 21376 cubed (213763) is 9767407845376
• The square root of 21376 is 146.2053350599
• The cube root of 21376 is 27.7529282953

### Scales and comparisons

How big is 21376?
• 21,376 seconds is equal to 5 hours, 56 minutes, 16 seconds.
• To count from 1 to 21,376 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 21376 cubic inches would be around 2.3 feet tall.

### Recreational maths with 21376

• 21376 backwards is 67312
• The number of decimal digits it has is: 5
• The sum of 21376's digits is 19
• More coming soon!

MLA style:
"Number 21376 - Facts about the integer". Numbermatics.com. 2022. Web. 13 August 2022.

APA style:
Numbermatics. (2022). Number 21376 - Facts about the integer. Retrieved 13 August 2022, from https://numbermatics.com/n/21376/

Chicago style:
Numbermatics. 2022. "Number 21376 - Facts about the integer". https://numbermatics.com/n/21376/

The information we have on file for 21376 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!

Keywords: Divisors of 21376, math, Factors of 21376, curriculum, school, college, exams, university, Prime factorization of 21376, STEM, science, technology, engineering, physics, economics, calculator, twenty-one thousand, three hundred seventy-six.

Oh no. Javascript is switched off in your browser.
Some bits of this website may not work unless you switch it on.