Calculate the Greatest Common Factor or GCF of 1692
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The instructions to find the GCF of 1692 are the next:
1. Decompose all numbers into prime factors
| 1692 | 2 |
| 846 | 2 |
| 423 | 3 |
| 141 | 3 |
| 47 | 47 |
| 1 |
2. Write all numbers as the product of its prime factors
| Prime factors of 1692 | = | 22 . 32 . 47 |
3. Choose the common prime factors with the lowest exponent
Common prime factors: 2 , 3 , 47
Common prime factors with the lowest exponent: 22, 32, 471
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 = 22. 32. 471 = 1692
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