669 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of four divisors.
Prime factorization of 669:
3 × 223
See below for interesting mathematical facts about the number 669 from the Numbermatics database.
Names of 669
- Cardinal: 669 can be written as Six hundred sixty-nine.
- Scientific notation: 6.69 × 102
Factors of 669
Divisors of 669
Bases of 669
- Binary: 10100111012
- Hexadecimal: 0x29D
- Base-36: IL
Squares and roots of 669
Scales and comparisonsHow big is 669?
- 669 seconds is equal to 11 minutes, 9 seconds.
To count from 1 to 669 would take you about five 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 669 cubic inches would be around 0.7 feet tall.
Recreational maths with 669
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"Number 669 - Facts about the integer". Numbermatics.com. 2021. Web. 9 December 2021.
Numbermatics. (2021). Number 669 - Facts about the integer. Retrieved 9 December 2021, from https://numbermatics.com/n/669/
Numbermatics. 2021. "Number 669 - Facts about the integer". https://numbermatics.com/n/669/
The information we have on file for 669 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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