# 13997521

## 13,997,521 is an odd composite number. It is composed of a single prime number multiplied by itself two times.

What does the number 13997521 look like?

This visualization shows the relationship between its 1 prime factors (large circles) and 4 divisors.

13997521 is an odd composite number. It is composed of one distinct prime number multiplied by itself two times. It has a total of four divisors.

## Prime factorization of 13997521:

### 2413

(241 × 241 × 241)

See below for interesting mathematical facts about the number 13997521 from the Numbermatics database.

### Names of 13997521

• Cardinal: 13997521 can be written as Thirteen million, nine hundred ninety-seven thousand, five hundred twenty-one.

### Scientific notation

• Scientific notation: 1.3997521 × 107

### Factors of 13997521

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 241

### Divisors of 13997521

• Number of divisors d(n): 4
• Complete list of divisors:
• Sum of all divisors σ(n): 14055844
• Sum of proper divisors (its aliquot sum) s(n): 58323
• 13997521 is a deficient number, because the sum of its proper divisors (58323) is less than itself. Its deficiency is 13939198

### Bases of 13997521

• Binary: 1101010110010101110100012
• Base-36: 8C0K1

### Squares and roots of 13997521

• 13997521 squared (139975212) is 195930594145441
• 13997521 cubed (139975213) is 2742542606093287451761
• The square root of 13997521 is 3741.3261017987
• 13997521 is a perfect cube number. Its cube root is 241

### Scales and comparisons

How big is 13997521?
• 13,997,521 seconds is equal to 23 weeks, 1 day, 12 minutes, 1 second.
• To count from 1 to 13,997,521 would take you about thirty-four weeks!

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 13997521 cubic inches would be around 20.1 feet tall.

### Recreational maths with 13997521

• 13997521 backwards is 12579931
• The number of decimal digits it has is: 8
• The sum of 13997521's digits is 37
• More coming soon!

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The information we have on file for 13997521 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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