138215

138,215 is an odd composite number composed of four prime numbers multiplied together.

What does the number 138215 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 16 divisors.

138215 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 138215:

5 × 7 × 11 × 359

See below for interesting mathematical facts about the number 138215 from the Numbermatics database.

Names of 138215

Cardinal: 138215 can be written as One hundred thirty-eight thousand, two hundred fifteen.

Scientific notation

Scientific notation: 1.38215 × 10⁵

Factors of 138215

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 382

Divisors of 138215

Number of divisors d(n): 16
Complete list of divisors:
1 5 7 11 35 55 77 359 385 1795 2513 3949 12565 19745 27643 138215
Sum of all divisors σ(n): 207360
Sum of proper divisors (its aliquot sum) s(n): 69145
138215 is a deficient number, because the sum of its proper divisors (69145) is less than itself. Its deficiency is 69070

Bases of 138215

Binary: 100001101111100111₂
Hexadecimal: 0x21BE7
Base-36: 2YNB

Squares and roots of 138215

138215 squared (138215²) is 19103386225
138215 cubed (138215³) is 2640374527088375
The square root of 138215 is 371.7727800687
The cube root of 138215 is 51.7033154245

Scales and comparisons

How big is 138215?

138,215 seconds is equal to 1 day, 14 hours, 23 minutes, 35 seconds.
To count from 1 to 138,215 would take you about fourteen 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 138215 cubic inches would be around 4.3 feet tall.

Recreational maths with 138215

138215 backwards is 512831
The number of decimal digits it has is: 6
The sum of 138215's digits is 20
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/138215/?utm_source=shared">Number 138215 - 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/138215/?utm_source=shared]Number 138215 - Facts about the integer[/url]

Cite this page

MLA style:
"Number 138215 - Facts about the integer". Numbermatics.com. 2024. Web. 16 May 2024.

APA style:
Numbermatics. (2024). Number 138215 - Facts about the integer. Retrieved 16 May 2024, from https://numbermatics.com/n/138215/

Chicago style:
Numbermatics. 2024. "Number 138215 - Facts about the integer". https://numbermatics.com/n/138215/

The information we have on file for 138215 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 138215, math, Factors of 138215, curriculum, school, college, exams, university, Prime factorization of 138215, STEM, science, technology, engineering, physics, economics, calculator, one hundred thirty-eight thousand, two hundred fifteen.