728972028

728,972,028 is an even composite number composed of four prime numbers multiplied together.

What does the number 728972028 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 48 divisors.

728972028 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 728972028:

2² × 3³ × 23 × 293467

(2 × 2 × 3 × 3 × 3 × 23 × 293467)

See below for interesting mathematical facts about the number 728972028 from the Numbermatics database.

Names of 728972028

Cardinal: 728972028 can be written as Seven hundred twenty-eight million, nine hundred seventy-two thousand and twenty-eight.

Scientific notation

Scientific notation: 7.28972028 × 10⁸

Factors of 728972028

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 7
Sum of prime factors: 293495

Divisors of 728972028

Number of divisors d(n): 48
Complete list of divisors:
1 2 3 4 6 9 12 18 23 27 36 46 54 69 92 108 138 207 276 414 621 828 1242 2484 293467 586934 880401 1173868 1760802 2641203 3521604 5282406 6749741 7923609 10564812 13499482 15847218 20249223 26998964 31694436 40498446 60747669 80996892 121495338 182243007 242990676 364486014 728972028
Sum of all divisors σ(n): 1972104960
Sum of proper divisors (its aliquot sum) s(n): 1243132932
728972028 is an abundant number, because the sum of its proper divisors (1243132932) is greater than itself. Its abundance is 514160904

Bases of 728972028

Binary: 101011011100110011101011111100₂
Hexadecimal: 0x2B733AFC
Base-36: C20EF0

Squares and roots of 728972028

728972028 squared (728972028²) is 531400217606432784
728972028 cubed (728972028³) is 387375894308202612398165952
The square root of 728972028 is 26999.4819950309
The cube root of 728972028 is 899.9884887417

Scales and comparisons

How big is 728972028?

728,972,028 seconds is equal to 23 years, 9 weeks, 2 days, 4 hours, 13 minutes, 48 seconds.
To count from 1 to 728,972,028 would take you about thirty-four 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 728972028 cubic inches would be around 75 feet tall.

Recreational maths with 728972028

728972028 backwards is 820279827
The number of decimal digits it has is: 9
The sum of 728972028's digits is 45
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/728972028/?utm_source=shared">Number 728972028 - 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/728972028/?utm_source=shared]Number 728972028 - Facts about the integer[/url]

Cite this page

MLA style:
"Number 728972028 - Facts about the integer". Numbermatics.com. 2024. Web. 4 May 2024.

APA style:
Numbermatics. (2024). Number 728972028 - Facts about the integer. Retrieved 4 May 2024, from https://numbermatics.com/n/728972028/

Chicago style:
Numbermatics. 2024. "Number 728972028 - Facts about the integer". https://numbermatics.com/n/728972028/

The information we have on file for 728972028 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 728972028, math, Factors of 728972028, curriculum, school, college, exams, university, Prime factorization of 728972028, STEM, science, technology, engineering, physics, economics, calculator, seven hundred twenty-eight million, nine hundred seventy-two thousand and twenty-eight.