381329728

381,329,728 is an even composite number composed of three prime numbers multiplied together.

What does the number 381329728 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 42 divisors.

381329728 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of forty-two divisors.

Prime factorization of 381329728:

2⁶ × 13 × 677²

(2 × 2 × 2 × 2 × 2 × 2 × 13 × 677 × 677)

See below for interesting mathematical facts about the number 381329728 from the Numbermatics database.

Names of 381329728

Cardinal: 381329728 can be written as Three hundred eighty-one million, three hundred twenty-nine thousand, seven hundred twenty-eight.

Scientific notation

Scientific notation: 3.81329728 × 10⁸

Factors of 381329728

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 9
Sum of prime factors: 692

Divisors of 381329728

Number of divisors d(n): 42
Complete list of divisors:
1 2 4 8 13 16 26 32 52 64 104 208 416 677 832 1354 2708 5416 8801 10832 17602 21664 35204 43328 70408 140816 281632 458329 563264 916658 1833316 3666632 5958277 7333264 11916554 14666528 23833108 29333056 47666216 95332432 190664864 381329728
Sum of all divisors σ(n): 816114446
Sum of proper divisors (its aliquot sum) s(n): 434784718
381329728 is an abundant number, because the sum of its proper divisors (434784718) is greater than itself. Its abundance is 53454990

Bases of 381329728

Binary: 10110101110101010000101000000₂
Hexadecimal: 0x16BAA140
Base-36: 6B17WG

Squares and roots of 381329728

381329728 squared (381329728²) is 145412361456553984
381329728 cubed (381329728³) is 55450056242065414536036352
The square root of 381329728 is 19527.6657079129
The cube root of 381329728 is 725.1595228839

Scales and comparisons

How big is 381329728?

381,329,728 seconds is equal to 12 years, 6 weeks, 3 days, 12 hours, 55 minutes, 28 seconds.
To count from 1 to 381,329,728 would take you about eighteen 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 381329728 cubic inches would be around 60.4 feet tall.

Recreational maths with 381329728

381329728 backwards is 827923183
The number of decimal digits it has is: 9
The sum of 381329728's digits is 43
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/381329728/?utm_source=shared">Number 381329728 - 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/381329728/?utm_source=shared]Number 381329728 - Facts about the integer[/url]

Cite this page

MLA style:
"Number 381329728 - Facts about the integer". Numbermatics.com. 2024. Web. 19 April 2024.

APA style:
Numbermatics. (2024). Number 381329728 - Facts about the integer. Retrieved 19 April 2024, from https://numbermatics.com/n/381329728/

Chicago style:
Numbermatics. 2024. "Number 381329728 - Facts about the integer". https://numbermatics.com/n/381329728/

The information we have on file for 381329728 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 381329728, math, Factors of 381329728, curriculum, school, college, exams, university, Prime factorization of 381329728, STEM, science, technology, engineering, physics, economics, calculator, three hundred eighty-one million, three hundred twenty-nine thousand, seven hundred twenty-eight.