720 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of thirty divisors.
Prime factorization of 720:
24 × 32 × 5(2 × 2 × 2 × 2 × 3 × 3 × 5)
See below for interesting mathematical facts about the number 720 from the Numbermatics database.
Names of 720
- Cardinal: 720 can be written as Seven hundred twenty.
- Scientific notation: 7.2 × 102
Factors of 720
- Number of distinct prime factors ω(n): 3
- Total number of prime factors Ω(n): 7
- Sum of prime factors: 10
Divisors of 720
- Number of divisors d(n): 30
- Complete list of divisors:
- Sum of all divisors σ(n): 2418
- Sum of proper divisors (its aliquot sum) s(n): 1698
- 720 is an abundant number, because the sum of its proper divisors (1698) is greater than itself. Its abundance is 978
Bases of 720
- Binary: 10110100002
- Hexadecimal: 0x2D0
- Base-36: K0
Squares and roots of 720
- 720 squared (7202) is 518400
- 720 cubed (7203) is 373248000
square rootof 720 is 26.8328157299
cube rootof 720 is 8.9628094931
Scales and comparisonsHow big is 720?
- 720 seconds is equal to 12 minutes.
To count from 1 to 720 would take you about six minutes.
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 720 cubic inches would be around 0.7 feet tall.
Recreational maths with 720
- 720 backwards is 027
- 720 is a
- The number of decimal digits it has is: 3
- The sum of 720's digits is 9
- More coming soon!
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Cite this page
"Number 720 - Facts about the integer". Numbermatics.com. 2020. Web. 19 January 2020.
Numbermatics. (2020). Number 720 - Facts about the integer. Retrieved 19 January 2020, from https://numbermatics.com/n/720/
Numbermatics. 2020. "Number 720 - Facts about the integer". https://numbermatics.com/n/720/
The information we have on file for 720 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!
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