45 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of six divisors.
Prime factorization of 45:
32 × 5(3 × 3 × 5)
See below for interesting mathematical facts about the number 45 from the Numbermatics database.
Names of 45
- Cardinal: 45 can be written as Forty-five.
- Scientific notation: 4.5 × 101
Factors of 45
Divisors of 45
Bases of 45
- Binary: 1011012
- Hexadecimal: 0x2D
- Base-36: 19
Squares and roots of 45
Scales and comparisonsHow big is 45?
- A cube with a volume of 45 cubic inches would be around 0.3 feet tall.
Recreational maths with 45
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"Number 45 - Facts about the integer". Numbermatics.com. 2022. Web. 6 December 2022.
Numbermatics. (2022). Number 45 - Facts about the integer. Retrieved 6 December 2022, from https://numbermatics.com/n/45/
Numbermatics. 2022. "Number 45 - Facts about the integer". https://numbermatics.com/n/45/
The information we have on file for 45 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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