680640

680,640 is an even composite number composed of four prime numbers multiplied together.

What does the number 680640 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 56 divisors.

680640 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of fifty-six divisors.

Prime factorization of 680640:

2⁶ × 3 × 5 × 709

(2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 709)

See below for interesting mathematical facts about the number 680640 from the Numbermatics database.

Names of 680640

Cardinal: 680640 can be written as Six hundred eighty thousand, six hundred forty.

Scientific notation

Scientific notation: 6.8064 × 10⁵

Factors of 680640

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 9
Sum of prime factors: 719

Divisors of 680640

Number of divisors d(n): 56
Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 120 160 192 240 320 480 709 960 1418 2127 2836 3545 4254 5672 7090 8508 10635 11344 14180 17016 21270 22688 28360 34032 42540 45376 56720 68064 85080 113440 136128 170160 226880 340320 680640
Sum of all divisors σ(n): 2164080
Sum of proper divisors (its aliquot sum) s(n): 1483440
680640 is an abundant number, because the sum of its proper divisors (1483440) is greater than itself. Its abundance is 802800

Bases of 680640

Binary: 10100110001011000000₂
Hexadecimal: 0xA62C0
Base-36: EL6O

Squares and roots of 680640

680640 squared (680640²) is 463270809600
680640 cubed (680640³) is 315320643846144000
The square root of 680640 is 825.0090908591
The cube root of 680640 is 87.9641727433

Scales and comparisons

How big is 680640?

680,640 seconds is equal to 1 week, 21 hours, 4 minutes.
To count from 1 to 680,640 would take you about twenty-one 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 680640 cubic inches would be around 7.3 feet tall.

Recreational maths with 680640

680640 backwards is 046086
680640 is a Harshad number.
The number of decimal digits it has is: 6
The sum of 680640's digits is 24
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/680640/?utm_source=shared">Number 680640 - 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/680640/?utm_source=shared]Number 680640 - Facts about the integer[/url]

Cite this page

MLA style:
"Number 680640 - Facts about the integer". Numbermatics.com. 2024. Web. 28 April 2024.

APA style:
Numbermatics. (2024). Number 680640 - Facts about the integer. Retrieved 28 April 2024, from https://numbermatics.com/n/680640/

Chicago style:
Numbermatics. 2024. "Number 680640 - Facts about the integer". https://numbermatics.com/n/680640/

The information we have on file for 680640 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 680640, math, Factors of 680640, curriculum, school, college, exams, university, Prime factorization of 680640, STEM, science, technology, engineering, physics, economics, calculator, six hundred eighty thousand, six hundred forty.