28696421

28,696,421 is an odd composite number composed of three prime numbers multiplied together.

What does the number 28696421 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.

28696421 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 28696421:

13 × 31² × 2297

(13 × 31 × 31 × 2297)

See below for interesting mathematical facts about the number 28696421 from the Numbermatics database.

Names of 28696421

Cardinal: 28696421 can be written as Twenty-eight million, six hundred ninety-six thousand, four hundred twenty-one.

Scientific notation

Scientific notation: 2.8696421 × 10⁷

Factors of 28696421

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 2341

Divisors of 28696421

Number of divisors d(n): 12
Complete list of divisors:
1 13 31 403 961 2297 12493 29861 71207 925691 2207417 28696421
Sum of all divisors σ(n): 31946796
Sum of proper divisors (its aliquot sum) s(n): 3250375
28696421 is a deficient number, because the sum of its proper divisors (3250375) is less than itself. Its deficiency is 25446046

Bases of 28696421

Binary: 1101101011101111101100101₂
Hexadecimal: 0x1B5DF65
Base-36: H32AT

Squares and roots of 28696421

28696421 squared (28696421²) is 823484578209241
28696421 cubed (28696421³) is 23631060143299805826461
The square root of 28696421 is 5356.9040499153
The cube root of 28696421 is 306.1558613335

Scales and comparisons

How big is 28696421?

28,696,421 seconds is equal to 47 weeks, 3 days, 3 hours, 13 minutes, 41 seconds.
To count from 1 to 28,696,421 would take you about nineteen weeks!

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 28696421 cubic inches would be around 25.5 feet tall.

Recreational maths with 28696421

28696421 backwards is 12469682
The number of decimal digits it has is: 8
The sum of 28696421's digits is 38
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/28696421/?utm_source=shared">Number 28696421 - 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/28696421/?utm_source=shared]Number 28696421 - Facts about the integer[/url]

Cite this page

MLA style:
"Number 28696421 - Facts about the integer". Numbermatics.com. 2024. Web. 23 June 2024.

APA style:
Numbermatics. (2024). Number 28696421 - Facts about the integer. Retrieved 23 June 2024, from https://numbermatics.com/n/28696421/

Chicago style:
Numbermatics. 2024. "Number 28696421 - Facts about the integer". https://numbermatics.com/n/28696421/

The information we have on file for 28696421 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 28696421, math, Factors of 28696421, curriculum, school, college, exams, university, Prime factorization of 28696421, STEM, science, technology, engineering, physics, economics, calculator, twenty-eight million, six hundred ninety-six thousand, four hundred twenty-one.