155728

155,728 is an even composite number composed of two prime numbers multiplied together.

What does the number 155728 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 10 divisors.

155728 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of ten divisors.

Prime factorization of 155728:

2⁴ × 9733

(2 × 2 × 2 × 2 × 9733)

See below for interesting mathematical facts about the number 155728 from the Numbermatics database.

Names of 155728

Cardinal: 155728 can be written as One hundred fifty-five thousand, seven hundred twenty-eight.

Scientific notation

Scientific notation: 1.55728 × 10⁵

Factors of 155728

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 5
Sum of prime factors: 9735

Divisors of 155728

Number of divisors d(n): 10
Complete list of divisors:
1 2 4 8 16 9733 19466 38932 77864 155728
Sum of all divisors σ(n): 301754
Sum of proper divisors (its aliquot sum) s(n): 146026
155728 is a deficient number, because the sum of its proper divisors (146026) is less than itself. Its deficiency is 9702

Bases of 155728

Binary: 100110000001010000₂
Hexadecimal: 0x26050
Base-36: 3C5S

Squares and roots of 155728

155728 squared (155728²) is 24251209984
155728 cubed (155728³) is 3776592428388352
The square root of 155728 is 394.6238715537
The cube root of 155728 is 53.8008208717

Scales and comparisons

How big is 155728?

155,728 seconds is equal to 1 day, 19 hours, 15 minutes, 28 seconds.
To count from 1 to 155,728 would take you about nineteen hours.

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 155728 cubic inches would be around 4.5 feet tall.

Recreational maths with 155728

155728 backwards is 827551
The number of decimal digits it has is: 6
The sum of 155728's digits is 28
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/155728/?utm_source=shared">Number 155728 - 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/155728/?utm_source=shared]Number 155728 - Facts about the integer[/url]

Cite this page

MLA style:
"Number 155728 - Facts about the integer". Numbermatics.com. 2024. Web. 20 April 2024.

APA style:
Numbermatics. (2024). Number 155728 - Facts about the integer. Retrieved 20 April 2024, from https://numbermatics.com/n/155728/

Chicago style:
Numbermatics. 2024. "Number 155728 - Facts about the integer". https://numbermatics.com/n/155728/

The information we have on file for 155728 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 155728, math, Factors of 155728, curriculum, school, college, exams, university, Prime factorization of 155728, STEM, science, technology, engineering, physics, economics, calculator, one hundred fifty-five thousand, seven hundred twenty-eight.