128127321

128,127,321 is an odd composite number composed of four prime numbers multiplied together.

What does the number 128127321 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 24 divisors.

128127321 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of twenty-four divisors.

Prime factorization of 128127321:

3² × 7 × 347 × 5861

(3 × 3 × 7 × 347 × 5861)

See below for interesting mathematical facts about the number 128127321 from the Numbermatics database.

Names of 128127321

Cardinal: 128127321 can be written as One hundred twenty-eight million, one hundred twenty-seven thousand, three hundred twenty-one.

Scientific notation

Scientific notation: 1.28127321 × 10⁸

Factors of 128127321

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 5
Sum of prime factors: 6218

Divisors of 128127321

Number of divisors d(n): 24
Complete list of divisors:
1 3 7 9 21 63 347 1041 2429 3123 5861 7287 17583 21861 41027 52749 123081 369243 2033767 6101301 14236369 18303903 42709107 128127321
Sum of all divisors σ(n): 212157504
Sum of proper divisors (its aliquot sum) s(n): 84030183
128127321 is a deficient number, because the sum of its proper divisors (84030183) is less than itself. Its deficiency is 44097138

Bases of 128127321

Binary: 111101000110001000101011001₂
Hexadecimal: 0x7A31159
Base-36: 24A7O9

Squares and roots of 128127321

128127321 squared (128127321²) is 16416610386637041
128127321 cubed (128127321³) is 2103416308740578262697161
The square root of 128127321 is 11319.3339468363
The cube root of 128127321 is 504.1354629263

Scales and comparisons

How big is 128127321?

128,127,321 seconds is equal to 4 years, 3 weeks, 5 days, 22 hours, 55 minutes, 21 seconds.
To count from 1 to 128,127,321 would take you about six 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 128127321 cubic inches would be around 42 feet tall.

Recreational maths with 128127321

128127321 backwards is 123721821
The number of decimal digits it has is: 9
The sum of 128127321's digits is 27
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/128127321/?utm_source=shared">Number 128127321 - 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/128127321/?utm_source=shared]Number 128127321 - Facts about the integer[/url]

Cite this page

MLA style:
"Number 128127321 - Facts about the integer". Numbermatics.com. 2025. Web. 13 January 2025.

APA style:
Numbermatics. (2025). Number 128127321 - Facts about the integer. Retrieved 13 January 2025, from https://numbermatics.com/n/128127321/

Chicago style:
Numbermatics. 2025. "Number 128127321 - Facts about the integer". https://numbermatics.com/n/128127321/

The information we have on file for 128127321 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 128127321, math, Factors of 128127321, curriculum, school, college, exams, university, Prime factorization of 128127321, STEM, science, technology, engineering, physics, economics, calculator, one hundred twenty-eight million, one hundred twenty-seven thousand, three hundred twenty-one.