# 12400

## 12,400 is an even composite number composed of three prime numbers multiplied together.

What does the number 12400 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 30 divisors.

12400 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of thirty divisors.

## Prime factorization of 12400:

### 24 × 52 × 31

(2 × 2 × 2 × 2 × 5 × 5 × 31)

See below for interesting mathematical facts about the number 12400 from the Numbermatics database.

### Names of 12400

• Cardinal: 12400 can be written as Twelve thousand, four hundred.

### Scientific notation

• Scientific notation: 1.24 × 104

### Factors of 12400

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 38

### Divisors of 12400

• Number of divisors d(n): 30
• Complete list of divisors:
• Sum of all divisors σ(n): 30752
• Sum of proper divisors (its aliquot sum) s(n): 18352
• 12400 is an abundant number, because the sum of its proper divisors (18352) is greater than itself. Its abundance is 5952

### Bases of 12400

• Binary: 110000011100002
• Base-36: 9KG

### Squares and roots of 12400

• 12400 squared (124002) is 153760000
• 12400 cubed (124003) is 1906624000000
• The square root of 12400 is 111.3552872567
• The cube root of 12400 is 23.1458905451

### Scales and comparisons

How big is 12400?
• 12,400 seconds is equal to 3 hours, 26 minutes, 40 seconds.
• To count from 1 to 12,400 would take you about three 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 12400 cubic inches would be around 1.9 feet tall.

### Recreational maths with 12400

• 12400 backwards is 00421
• The number of decimal digits it has is: 5
• The sum of 12400's digits is 7
• More coming soon!

HTML: To link to this page, just copy and paste the link below into your blog, web page or email.

BBCODE: To link to this page in a forum post or comment box, just copy and paste the link code below:

MLA style:
"Number 12400 - Facts about the integer". Numbermatics.com. 2022. Web. 7 October 2022.

APA style:
Numbermatics. (2022). Number 12400 - Facts about the integer. Retrieved 7 October 2022, from https://numbermatics.com/n/12400/

Chicago style:
Numbermatics. 2022. "Number 12400 - Facts about the integer". https://numbermatics.com/n/12400/

The information we have on file for 12400 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 12400, math, Factors of 12400, curriculum, school, college, exams, university, Prime factorization of 12400, STEM, science, technology, engineering, physics, economics, calculator, twelve thousand, four hundred.

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