855 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.
Prime factorization of 855:
32 × 5 × 19(3 × 3 × 5 × 19)
See below for interesting mathematical facts about the number 855 from the Numbermatics database.
Names of 855
- Cardinal: 855 can be written as Eight hundred fifty-five.
- Scientific notation: 8.55 × 102
Factors of 855
Divisors of 855
Bases of 855
- Binary: 11010101112
- Hexadecimal: 0x357
- Base-36: NR
Squares and roots of 855
Scales and comparisonsHow big is 855?
- 855 seconds is equal to 14 minutes, 15 seconds.
To count from 1 to 855 would take you about seven 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 855 cubic inches would be around 0.8 feet tall.
Recreational maths with 855
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"Number 855 - Facts about the integer". Numbermatics.com. 2023. Web. 3 December 2023.
Numbermatics. (2023). Number 855 - Facts about the integer. Retrieved 3 December 2023, from https://numbermatics.com/n/855/
Numbermatics. 2023. "Number 855 - Facts about the integer". https://numbermatics.com/n/855/
The information we have on file for 855 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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