Calculate the Greatest Common Factor or GCF of 2040
Sponsors
The instructions to find the GCF of 2040 are the next:
1. Decompose all numbers into prime factors
2040 | 2 |
1020 | 2 |
510 | 2 |
255 | 3 |
85 | 5 |
17 | 17 |
1 |
2. Write all numbers as the product of its prime factors
Prime factors of 2040 | = | 23 . 3 . 5 . 17 |
3. Choose the common prime factors with the lowest exponent
Common prime factors: 2 , 3 , 5 , 17
Common prime factors with the lowest exponent: 23, 31, 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 = 23. 31. 51. 171 = 2040
Also calculates the: