128688

128,688 is an even composite number composed of four prime numbers multiplied together.

What does the number 128688 look like?

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

128688 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 128688:

2⁴ × 3 × 7 × 383

(2 × 2 × 2 × 2 × 3 × 7 × 383)

See below for interesting mathematical facts about the number 128688 from the Numbermatics database.

Names of 128688

Cardinal: 128688 can be written as One hundred twenty-eight thousand, six hundred eighty-eight.

Scientific notation

Scientific notation: 1.28688 × 10⁵

Factors of 128688

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 7
Sum of prime factors: 395

Divisors of 128688

Number of divisors d(n): 40
Complete list of divisors:
1 2 3 4 6 7 8 12 14 16 21 24 28 42 48 56 84 112 168 336 383 766 1149 1532 2298 2681 3064 4596 5362 6128 8043 9192 10724 16086 18384 21448 32172 42896 64344 128688
Sum of all divisors σ(n): 380928
Sum of proper divisors (its aliquot sum) s(n): 252240
128688 is an abundant number, because the sum of its proper divisors (252240) is greater than itself. Its abundance is 123552

Bases of 128688

Binary: 11111011010110000₂
Hexadecimal: 0x1F6B0
Base-36: 2RAO

Squares and roots of 128688

128688 squared (128688²) is 16560601344
128688 cubed (128688³) is 2131150665756672
The square root of 128688 is 358.7310970629
The cube root of 128688 is 50.4869750417

Scales and comparisons

How big is 128688?

128,688 seconds is equal to 1 day, 11 hours, 44 minutes, 48 seconds.
To count from 1 to 128,688 would take you about eleven 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 128688 cubic inches would be around 4.2 feet tall.

Recreational maths with 128688

128688 backwards is 886821
The number of decimal digits it has is: 6
The sum of 128688's digits is 33
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/128688/?utm_source=shared">Number 128688 - 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/128688/?utm_source=shared]Number 128688 - Facts about the integer[/url]

Cite this page

MLA style:
"Number 128688 - Facts about the integer". Numbermatics.com. 2024. Web. 27 April 2024.

APA style:
Numbermatics. (2024). Number 128688 - Facts about the integer. Retrieved 27 April 2024, from https://numbermatics.com/n/128688/

Chicago style:
Numbermatics. 2024. "Number 128688 - Facts about the integer". https://numbermatics.com/n/128688/

The information we have on file for 128688 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 128688, math, Factors of 128688, curriculum, school, college, exams, university, Prime factorization of 128688, STEM, science, technology, engineering, physics, economics, calculator, one hundred twenty-eight thousand, six hundred eighty-eight.