21123135

21,123,135 is an odd composite number composed of five prime numbers multiplied together.

What does the number 21123135 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 48 divisors.

21123135 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 21123135:

3² × 5 × 11 × 139 × 307

(3 × 3 × 5 × 11 × 139 × 307)

See below for interesting mathematical facts about the number 21123135 from the Numbermatics database.

Names of 21123135

Cardinal: 21123135 can be written as Twenty-one million, one hundred twenty-three thousand, one hundred thirty-five.

Scientific notation

Scientific notation: 2.1123135 × 10⁷

Factors of 21123135

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 465

Divisors of 21123135

Number of divisors d(n): 48
Complete list of divisors:
1 3 5 9 11 15 33 45 55 99 139 165 307 417 495 695 921 1251 1529 1535 2085 2763 3377 4587 4605 6255 7645 10131 13761 13815 16885 22935 30393 42673 50655 68805 128019 151965 213365 384057 469403 640095 1408209 1920285 2347015 4224627 7041045 21123135
Sum of all divisors σ(n): 40360320
Sum of proper divisors (its aliquot sum) s(n): 19237185
21123135 is a deficient number, because the sum of its proper divisors (19237185) is less than itself. Its deficiency is 1885950

Bases of 21123135

Binary: 1010000100101000000111111₂
Hexadecimal: 0x142503F
Base-36: CKQPR

Squares and roots of 21123135

21123135 squared (21123135²) is 446186832228225
21123135 cubed (21123135³) is 9424864692379147485375
The square root of 21123135 is 4595.9911879811
The cube root of 21123135 is 276.4306054031

Scales and comparisons

How big is 21123135?

21,123,135 seconds is equal to 34 weeks, 6 days, 11 hours, 32 minutes, 15 seconds.
To count from 1 to 21,123,135 would take you about two days!

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 21123135 cubic inches would be around 23 feet tall.

Recreational maths with 21123135

21123135 backwards is 53132112
The number of decimal digits it has is: 8
The sum of 21123135's digits is 18
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/21123135/?utm_source=shared">Number 21123135 - 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/21123135/?utm_source=shared]Number 21123135 - Facts about the integer[/url]

Cite this page

MLA style:
"Number 21123135 - Facts about the integer". Numbermatics.com. 2024. Web. 26 May 2024.

APA style:
Numbermatics. (2024). Number 21123135 - Facts about the integer. Retrieved 26 May 2024, from https://numbermatics.com/n/21123135/

Chicago style:
Numbermatics. 2024. "Number 21123135 - Facts about the integer". https://numbermatics.com/n/21123135/

The information we have on file for 21123135 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 21123135, math, Factors of 21123135, curriculum, school, college, exams, university, Prime factorization of 21123135, STEM, science, technology, engineering, physics, economics, calculator, twenty-one million, one hundred twenty-three thousand, one hundred thirty-five.