390 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.
Prime factorization of 390:
2 × 3 × 5 × 13
See below for interesting mathematical facts about the number 390 from the Numbermatics database.
Names of 390
- Cardinal: 390 can be written as Three hundred ninety.
- Scientific notation: 3.9 × 102
Factors of 390
Divisors of 390
Bases of 390
- Binary: 1100001102
- Hexadecimal: 0x186
- Base-36: AU
Squares and roots of 390
Scales and comparisonsHow big is 390?
- 390 seconds is equal to 6 minutes, 30 seconds.
To count from 1 to 390 would take you about three 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 390 cubic inches would be around 0.6 feet tall.
Recreational maths with 390
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Cite this page
"Number 390 - Facts about the integer". Numbermatics.com. 2021. Web. 23 October 2021.
Numbermatics. (2021). Number 390 - Facts about the integer. Retrieved 23 October 2021, from https://numbermatics.com/n/390/
Numbermatics. 2021. "Number 390 - Facts about the integer". https://numbermatics.com/n/390/
The information we have on file for 390 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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