Calculate the Greatest Common Factor or GCF of 84375
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The instructions to find the GCF of 84375 are the next:
1. Decompose all numbers into prime factors
| 84375 | 3 |
| 28125 | 3 |
| 9375 | 3 |
| 3125 | 5 |
| 625 | 5 |
| 125 | 5 |
| 25 | 5 |
| 5 | 5 |
| 1 |
2. Write all numbers as the product of its prime factors
| Prime factors of 84375 | = | 33 . 55 |
3. Choose the common prime factors with the lowest exponent
Common prime factors: 3 , 5
Common prime factors with the lowest exponent: 33, 55
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. 55 = 84375
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