21370240

21,370,240 is an even composite number composed of three prime numbers multiplied together.

What does the number 21370240 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 32 divisors.

21370240 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 21370240:

2⁷ × 5 × 33391

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 33391)

See below for interesting mathematical facts about the number 21370240 from the Numbermatics database.

Names of 21370240

Cardinal: 21370240 can be written as Twenty-one million, three hundred seventy thousand, two hundred forty.

Scientific notation

Scientific notation: 2.137024 × 10⁷

Factors of 21370240

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 9
Sum of prime factors: 33398

Divisors of 21370240

Number of divisors d(n): 32
Complete list of divisors:
1 2 4 5 8 10 16 20 32 40 64 80 128 160 320 640 33391 66782 133564 166955 267128 333910 534256 667820 1068512 1335640 2137024 2671280 4274048 5342560 10685120 21370240
Sum of all divisors σ(n): 51089760
Sum of proper divisors (its aliquot sum) s(n): 29719520
21370240 is an abundant number, because the sum of its proper divisors (29719520) is greater than itself. Its abundance is 8349280

Bases of 21370240

Binary: 1010001100001010110000000₂
Hexadecimal: 0x1461580
Base-36: CQ1DS

Squares and roots of 21370240

21370240 squared (21370240²) is 456687157657600
21370240 cubed (21370240³) is 9759514164060749824000
The square root of 21370240 is 4622.7956909213
The cube root of 21370240 is 277.5043529333

Scales and comparisons

How big is 21370240?

21,370,240 seconds is equal to 35 weeks, 2 days, 8 hours, 10 minutes, 40 seconds.
To count from 1 to 21,370,240 would take you about sixteen minutes!

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 21370240 cubic inches would be around 23.1 feet tall.

Recreational maths with 21370240

21370240 backwards is 04207312
The number of decimal digits it has is: 8
The sum of 21370240's digits is 19
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/21370240/?utm_source=shared">Number 21370240 - 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/21370240/?utm_source=shared]Number 21370240 - Facts about the integer[/url]

Cite this page

MLA style:
"Number 21370240 - Facts about the integer". Numbermatics.com. 2024. Web. 9 June 2024.

APA style:
Numbermatics. (2024). Number 21370240 - Facts about the integer. Retrieved 9 June 2024, from https://numbermatics.com/n/21370240/

Chicago style:
Numbermatics. 2024. "Number 21370240 - Facts about the integer". https://numbermatics.com/n/21370240/

The information we have on file for 21370240 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 21370240, math, Factors of 21370240, curriculum, school, college, exams, university, Prime factorization of 21370240, STEM, science, technology, engineering, physics, economics, calculator, twenty-one million, three hundred seventy thousand, two hundred forty.