Calculate the Greatest Common Factor or GCF of 21600
Sponsors
The instructions to find the GCF of 21600 are the next:
1. Decompose all numbers into prime factors
| 21600 | 2 |
| 10800 | 2 |
| 5400 | 2 |
| 2700 | 2 |
| 1350 | 2 |
| 675 | 3 |
| 225 | 3 |
| 75 | 3 |
| 25 | 5 |
| 5 | 5 |
| 1 |
2. Write all numbers as the product of its prime factors
| Prime factors of 21600 | = | 25 . 33 . 52 |
3. Choose the common prime factors with the lowest exponent
Common prime factors: 2 , 3 , 5
Common prime factors with the lowest exponent: 25, 33, 52
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 = 25. 33. 52 = 21600
Also calculates the: