397 is a prime number. Like all primes (except two), it is an odd number.
Prime factorization of 397:
See below for interesting mathematical facts about the number 397 from the Numbermatics database.
Names of 397
- Cardinal: 397 can be written as Three hundred ninety-seven.
- Scientific notation: 3.97 × 102
Factors of 397
Divisors of 397
Bases of 397
- Binary: 1100011012
- Hexadecimal: 0x18D
- Base-36: B1
Squares and roots of 397
Scales and comparisonsHow big is 397?
- 397 seconds is equal to 6 minutes, 37 seconds.
To count from 1 to 397 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 397 cubic inches would be around 0.6 feet tall.
Recreational maths with 397
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Cite this page
"Number 397 - Facts about the integer". Numbermatics.com. 2021. Web. 25 September 2021.
Numbermatics. (2021). Number 397 - Facts about the integer. Retrieved 25 September 2021, from https://numbermatics.com/n/397/
Numbermatics. 2021. "Number 397 - Facts about the integer". https://numbermatics.com/n/397/
The information we have on file for 397 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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