28665988

28,665,988 is an even composite number composed of three prime numbers multiplied together.

What does the number 28665988 look like?

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

28665988 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 28665988:

2² × 13 × 551269

(2 × 2 × 13 × 551269)

See below for interesting mathematical facts about the number 28665988 from the Numbermatics database.

Names of 28665988

Cardinal: 28665988 can be written as Twenty-eight million, six hundred sixty-five thousand, nine hundred eighty-eight.

Scientific notation

Scientific notation: 2.8665988 × 10⁷

Factors of 28665988

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 551284

Divisors of 28665988

Number of divisors d(n): 12
Complete list of divisors:
1 2 4 13 26 52 551269 1102538 2205076 7166497 14332994 28665988
Sum of all divisors σ(n): 54024460
Sum of proper divisors (its aliquot sum) s(n): 25358472
28665988 is a deficient number, because the sum of its proper divisors (25358472) is less than itself. Its deficiency is 3307516

Bases of 28665988

Binary: 1101101010110100010000100₂
Hexadecimal: 0x1B56884
Base-36: H2ETG

Squares and roots of 28665988

28665988 squared (28665988²) is 821738868016144
28665988 cubed (28665988³) is 23555956529684367710272
The square root of 28665988 is 5354.0627564497
The cube root of 28665988 is 306.0475953705

Scales and comparisons

How big is 28665988?

28,665,988 seconds is equal to 47 weeks, 2 days, 18 hours, 46 minutes, 28 seconds.
To count from 1 to 28,665,988 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 28665988 cubic inches would be around 25.5 feet tall.

Recreational maths with 28665988

28665988 backwards is 88956682
28665988 is a Harshad number.
The number of decimal digits it has is: 8
The sum of 28665988's digits is 52
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/28665988/?utm_source=shared">Number 28665988 - 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/28665988/?utm_source=shared]Number 28665988 - Facts about the integer[/url]

Cite this page

MLA style:
"Number 28665988 - Facts about the integer". Numbermatics.com. 2024. Web. 19 June 2024.

APA style:
Numbermatics. (2024). Number 28665988 - Facts about the integer. Retrieved 19 June 2024, from https://numbermatics.com/n/28665988/

Chicago style:
Numbermatics. 2024. "Number 28665988 - Facts about the integer". https://numbermatics.com/n/28665988/

The information we have on file for 28665988 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 28665988, math, Factors of 28665988, curriculum, school, college, exams, university, Prime factorization of 28665988, STEM, science, technology, engineering, physics, economics, calculator, twenty-eight million, six hundred sixty-five thousand, nine hundred eighty-eight.