149 is a prime number. Like all primes (except two), it is an odd number.
Prime factorization of 149:
See below for interesting mathematical facts about the number 149 from the Numbermatics database.
Names of 149
- Cardinal: 149 can be written as One hundred forty-nine.
- Scientific notation: 1.49 × 102
Factors of 149
Divisors of 149
Bases of 149
- Binary: 100101012
- Hexadecimal: 0x95
- Base-36: 45
Squares and roots of 149
Scales and comparisonsHow big is 149?
- 149 seconds is equal to 2 minutes, 29 seconds.
To count from 1 to 149 would take you about fourteen seconds.
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 149 cubic inches would be around 0.4 feet tall.
Recreational maths with 149
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"Number 149 - Facts about the integer". Numbermatics.com. 2023. Web. 8 February 2023.
Numbermatics. (2023). Number 149 - Facts about the integer. Retrieved 8 February 2023, from https://numbermatics.com/n/149/
Numbermatics. 2023. "Number 149 - Facts about the integer". https://numbermatics.com/n/149/
The information we have on file for 149 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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