18027981

18,027,981 is an odd composite number composed of three prime numbers multiplied together.

What does the number 18027981 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 16 divisors.

18027981 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 18027981:

3³ × 59 × 11317

(3 × 3 × 3 × 59 × 11317)

See below for interesting mathematical facts about the number 18027981 from the Numbermatics database.

Names of 18027981

Cardinal: 18027981 can be written as Eighteen million, twenty-seven thousand, nine hundred eighty-one.

Scientific notation

Scientific notation: 1.8027981 × 10⁷

Factors of 18027981

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 5
Sum of prime factors: 11379

Divisors of 18027981

Number of divisors d(n): 16
Complete list of divisors:
1 3 9 27 59 177 531 1593 11317 33951 101853 305559 667703 2003109 6009327 18027981
Sum of all divisors σ(n): 27163200
Sum of proper divisors (its aliquot sum) s(n): 9135219
18027981 is a deficient number, because the sum of its proper divisors (9135219) is less than itself. Its deficiency is 8892762

Bases of 18027981

Binary: 1000100110001010111001101₂
Hexadecimal: 0x11315CD
Base-36: AQEH9

Squares and roots of 18027981

18027981 squared (18027981²) is 325008098936361
18027981 cubed (18027981³) is 5859239832470836317141
The square root of 18027981 is 4245.9369990615
The cube root of 18027981 is 262.2098671987

Scales and comparisons

How big is 18027981?

18,027,981 seconds is equal to 29 weeks, 5 days, 15 hours, 46 minutes, 21 seconds.
To count from 1 to 18,027,981 would take you about forty-four 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 18027981 cubic inches would be around 21.9 feet tall.

Recreational maths with 18027981

18027981 backwards is 18972081
The number of decimal digits it has is: 8
The sum of 18027981's digits is 36
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/18027981/?utm_source=shared">Number 18027981 - 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/18027981/?utm_source=shared]Number 18027981 - Facts about the integer[/url]

Cite this page

MLA style:
"Number 18027981 - Facts about the integer". Numbermatics.com. 2024. Web. 4 May 2024.

APA style:
Numbermatics. (2024). Number 18027981 - Facts about the integer. Retrieved 4 May 2024, from https://numbermatics.com/n/18027981/

Chicago style:
Numbermatics. 2024. "Number 18027981 - Facts about the integer". https://numbermatics.com/n/18027981/

The information we have on file for 18027981 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 18027981, math, Factors of 18027981, curriculum, school, college, exams, university, Prime factorization of 18027981, STEM, science, technology, engineering, physics, economics, calculator, eighteen million, twenty-seven thousand, nine hundred eighty-one.