Calculate the Greatest Common Factor or GCF of 2295
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The instructions to find the GCF of 2295 are the next:
1. Decompose all numbers into prime factors
| 2295 | 3 |
| 765 | 3 |
| 255 | 3 |
| 85 | 5 |
| 17 | 17 |
| 1 |
2. Write all numbers as the product of its prime factors
| Prime factors of 2295 | = | 33 . 5 . 17 |
3. Choose the common prime factors with the lowest exponent
Common prime factors: 3 , 5 , 17
Common prime factors with the lowest exponent: 33, 51, 171
4. Calculate the Greatest Common Factor or GCF
Remember, to find the GCF of several numbers you must multiply the common prime factors with the lowest exponent.
GCF = 33. 51. 171 = 2295
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