21226840

21,226,840 is an even composite number composed of four prime numbers multiplied together.

What does the number 21226840 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 48 divisors.

21226840 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 21226840:

2³ × 5 × 29² × 631

(2 × 2 × 2 × 5 × 29 × 29 × 631)

See below for interesting mathematical facts about the number 21226840 from the Numbermatics database.

Names of 21226840

Cardinal: 21226840 can be written as Twenty-one million, two hundred twenty-six thousand, eight hundred forty.

Scientific notation

Scientific notation: 2.122684 × 10⁷

Factors of 21226840

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 7
Sum of prime factors: 667

Divisors of 21226840

Number of divisors d(n): 48
Complete list of divisors:
1 2 4 5 8 10 20 29 40 58 116 145 232 290 580 631 841 1160 1262 1682 2524 3155 3364 4205 5048 6310 6728 8410 12620 16820 18299 25240 33640 36598 73196 91495 146392 182990 365980 530671 731960 1061342 2122684 2653355 4245368 5306710 10613420 21226840
Sum of all divisors σ(n): 49542480
Sum of proper divisors (its aliquot sum) s(n): 28315640
21226840 is an abundant number, because the sum of its proper divisors (28315640) is greater than itself. Its abundance is 7088800

Bases of 21226840

Binary: 1010000111110010101011000₂
Hexadecimal: 0x143E558
Base-36: CMYQG

Squares and roots of 21226840

21226840 squared (21226840²) is 450578736385600
21226840 cubed (21226840³) is 9564362744659309504000
The square root of 21226840 is 4607.2594891107
The cube root of 21226840 is 276.8822499957

Scales and comparisons

How big is 21226840?

21,226,840 seconds is equal to 35 weeks, 16 hours, 20 minutes, 40 seconds.
To count from 1 to 21,226,840 would take you about four 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 21226840 cubic inches would be around 23.1 feet tall.

Recreational maths with 21226840

21226840 backwards is 04862212
The number of decimal digits it has is: 8
The sum of 21226840's digits is 25
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/21226840/?utm_source=shared">Number 21226840 - 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/21226840/?utm_source=shared]Number 21226840 - Facts about the integer[/url]

Cite this page

MLA style:
"Number 21226840 - Facts about the integer". Numbermatics.com. 2024. Web. 1 May 2024.

APA style:
Numbermatics. (2024). Number 21226840 - Facts about the integer. Retrieved 1 May 2024, from https://numbermatics.com/n/21226840/

Chicago style:
Numbermatics. 2024. "Number 21226840 - Facts about the integer". https://numbermatics.com/n/21226840/

The information we have on file for 21226840 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 21226840, math, Factors of 21226840, curriculum, school, college, exams, university, Prime factorization of 21226840, STEM, science, technology, engineering, physics, economics, calculator, twenty-one million, two hundred twenty-six thousand, eight hundred forty.