13391

13,391 is an odd composite number composed of two prime numbers multiplied together.

What does the number 13391 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 4 divisors.

13391 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of four divisors.

Prime factorization of 13391:

7 × 1913

See below for interesting mathematical facts about the number 13391 from the Numbermatics database.

Names of 13391

Cardinal: 13391 can be written as Thirteen thousand, three hundred ninety-one.

Scientific notation

Scientific notation: 1.3391 × 10⁴

Factors of 13391

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 2
Sum of prime factors: 1920

Divisors of 13391

Number of divisors d(n): 4
Complete list of divisors:
1 7 1913 13391
Sum of all divisors σ(n): 15312
Sum of proper divisors (its aliquot sum) s(n): 1921
13391 is a deficient number, because the sum of its proper divisors (1921) is less than itself. Its deficiency is 11470

Bases of 13391

Binary: 11010001001111₂
Hexadecimal: 0x344F
Base-36: ABZ

Squares and roots of 13391

13391 squared (13391²) is 179318881
13391 cubed (13391³) is 2401259135471
The square root of 13391 is 115.7194884191
The cube root of 13391 is 23.7467585603

Scales and comparisons

How big is 13391?

13,391 seconds is equal to 3 hours, 43 minutes, 11 seconds.
To count from 1 to 13,391 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 13391 cubic inches would be around 2 feet tall.

Recreational maths with 13391

13391 backwards is 19331
The number of decimal digits it has is: 5
The sum of 13391's digits is 17
More coming soon!

Copy this link to share with anyone:

Share this page on social media:

Link to this page

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

<a href="https://numbermatics.com/n/13391/?utm_source=shared">Number 13391 - Facts about the integer</a>

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

[url=https://numbermatics.com/n/13391/?utm_source=shared]Number 13391 - Facts about the integer[/url]

Cite this page

MLA style:
"Number 13391 - Facts about the integer". Numbermatics.com. 2024. Web. 23 April 2024.

APA style:
Numbermatics. (2024). Number 13391 - Facts about the integer. Retrieved 23 April 2024, from https://numbermatics.com/n/13391/

Chicago style:
Numbermatics. 2024. "Number 13391 - Facts about the integer". https://numbermatics.com/n/13391/

The information we have on file for 13391 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 13391, math, Factors of 13391, curriculum, school, college, exams, university, Prime factorization of 13391, STEM, science, technology, engineering, physics, economics, calculator, thirteen thousand, three hundred ninety-one.