399131408

399,131,408 is an even composite number composed of four prime numbers multiplied together.

What does the number 399131408 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 40 divisors.

399131408 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty divisors.

Prime factorization of 399131408:

2⁴ × 13 × 29 × 66169

(2 × 2 × 2 × 2 × 13 × 29 × 66169)

See below for interesting mathematical facts about the number 399131408 from the Numbermatics database.

Names of 399131408

Cardinal: 399131408 can be written as Three hundred ninety-nine million, one hundred thirty-one thousand, four hundred eight.

Scientific notation

Scientific notation: 3.99131408 × 10⁸

Factors of 399131408

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 7
Sum of prime factors: 66213

Divisors of 399131408

Number of divisors d(n): 40
Complete list of divisors:
1 2 4 8 13 16 26 29 52 58 104 116 208 232 377 464 754 1508 3016 6032 66169 132338 264676 529352 860197 1058704 1720394 1918901 3440788 3837802 6881576 7675604 13763152 15351208 24945713 30702416 49891426 99782852 199565704 399131408
Sum of all divisors σ(n): 861533400
Sum of proper divisors (its aliquot sum) s(n): 462401992
399131408 is an abundant number, because the sum of its proper divisors (462401992) is greater than itself. Its abundance is 63270584

Bases of 399131408

Binary: 10111110010100100001100010000₂
Hexadecimal: 0x17CA4310
Base-36: 6LMRRK

Squares and roots of 399131408

399131408 squared (399131408²) is 159305880852062464
399131408 cubed (399131408³) is 63583980527163930960269312
The square root of 399131408 is 19978.2733988701
The cube root of 399131408 is 736.2725931825

Scales and comparisons

How big is 399131408?

399,131,408 seconds is equal to 12 years, 35 weeks, 6 days, 13 hours, 50 minutes, 8 seconds.
To count from 1 to 399,131,408 would take you about nineteen years!

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 399131408 cubic inches would be around 61.4 feet tall.

Recreational maths with 399131408

399131408 backwards is 804131993
The number of decimal digits it has is: 9
The sum of 399131408'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/399131408/?utm_source=shared">Number 399131408 - 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/399131408/?utm_source=shared]Number 399131408 - Facts about the integer[/url]

Cite this page

MLA style:
"Number 399131408 - Facts about the integer". Numbermatics.com. 2024. Web. 2 May 2024.

APA style:
Numbermatics. (2024). Number 399131408 - Facts about the integer. Retrieved 2 May 2024, from https://numbermatics.com/n/399131408/

Chicago style:
Numbermatics. 2024. "Number 399131408 - Facts about the integer". https://numbermatics.com/n/399131408/

The information we have on file for 399131408 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 399131408, math, Factors of 399131408, curriculum, school, college, exams, university, Prime factorization of 399131408, STEM, science, technology, engineering, physics, economics, calculator, three hundred ninety-nine million, one hundred thirty-one thousand, four hundred eight.