3987999

3,987,999 is an odd composite number composed of three prime numbers multiplied together.

What does the number 3987999 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 18 divisors.

3987999 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eighteen divisors.

Prime factorization of 3987999:

3² × 71 × 79²

(3 × 3 × 71 × 79 × 79)

See below for interesting mathematical facts about the number 3987999 from the Numbermatics database.

Names of 3987999

Cardinal: 3987999 can be written as Three million, nine hundred eighty-seven thousand, nine hundred ninety-nine.

Scientific notation

Scientific notation: 3.987999 × 10⁶

Factors of 3987999

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 5
Sum of prime factors: 153

Divisors of 3987999

Number of divisors d(n): 18
Complete list of divisors:
1 3 9 71 79 213 237 639 711 5609 6241 16827 18723 50481 56169 443111 1329333 3987999
Sum of all divisors σ(n): 5916456
Sum of proper divisors (its aliquot sum) s(n): 1928457
3987999 is a deficient number, because the sum of its proper divisors (1928457) is less than itself. Its deficiency is 2059542

Bases of 3987999

Binary: 1111001101101000011111₂
Hexadecimal: 0x3CDA1F
Base-36: 2DH5R

Squares and roots of 3987999

3987999 squared (3987999²) is 15904136024001
3987999 cubed (3987999³) is 63425678559579963999
The square root of 3987999 is 1996.9974962427
The cube root of 3987999 is 158.5811928315

Scales and comparisons

How big is 3987999?

3,987,999 seconds is equal to 6 weeks, 4 days, 3 hours, 46 minutes, 39 seconds.
To count from 1 to 3,987,999 would take you about nine 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 3987999 cubic inches would be around 13.2 feet tall.

Recreational maths with 3987999

3987999 backwards is 9997893
The number of decimal digits it has is: 7
The sum of 3987999's digits is 54
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/3987999/?utm_source=shared">Number 3987999 - 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/3987999/?utm_source=shared]Number 3987999 - Facts about the integer[/url]

Cite this page

MLA style:
"Number 3987999 - Facts about the integer". Numbermatics.com. 2024. Web. 1 May 2024.

APA style:
Numbermatics. (2024). Number 3987999 - Facts about the integer. Retrieved 1 May 2024, from https://numbermatics.com/n/3987999/

Chicago style:
Numbermatics. 2024. "Number 3987999 - Facts about the integer". https://numbermatics.com/n/3987999/

The information we have on file for 3987999 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 3987999, math, Factors of 3987999, curriculum, school, college, exams, university, Prime factorization of 3987999, STEM, science, technology, engineering, physics, economics, calculator, three million, nine hundred eighty-seven thousand, nine hundred ninety-nine.