Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Make use of GCF Calculator to quickly find the Greatest Common Factor of numbers 648, 652 i.e. 4 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 648 and 652 is 4.
GCF(648,652) = 4
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 648
2 | 648 |
2 | 324 |
2 | 162 |
3 | 81 |
3 | 27 |
3 | 9 |
3 | 3 |
1 |
Prime factors of 648 are 2,3. Prime factorization of 648 in exponential form is:
648 = 23×34
Prime Factorization of 652
2 | 652 |
2 | 326 |
163 | 163 |
1 |
Prime factors of 652 are 2,163. Prime factorization of 652 in exponential form is:
652 = 22×1631
∴ So by taking common prime factors GCF of 648 and 652 is 4
Factors of 648
List of positive integer factors of 648 that divides 648 without a remainder.
1,2,3,4,6,8,9,12,18,24,27,36,54,72,81,108,162,216,324,648
Factors of 652
List of positive integer factors of 652 that divides 652 without a remainder.
1,2,4,163,326,652
Greatest Common Factor
We found the factors and prime factorization of 648 and 652. The biggest common factor number is the GCF number.
So the greatest common factor 648 and 652 is 4.
Also check out the Least Common Multiple of 648 and 652
(i) The GCF of 648 and 652 is associative
GCF of 648 and 652 = GCF of 652 and 648
1. What is the GCF of 648 and 652?
Answer: GCF of 648 and 652 is 4.
2. What are the Factors of 648?
Answer: Factors of 648 are 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648. There are 20 integers that are factors of 648. The greatest factor of 648 is 648.
3. What are the Factors of 652?
Answer: Factors of 652 are 1, 2, 4, 163, 326, 652. There are 6 integers that are factors of 652. The greatest factor of 652 is 652.
4. How to Find the GCF of 648 and 652?
Answer:
Greatest Common Factor of 648 and 652 = 4
Step 1: Find the prime factorization of 648
648 = 2 x 2 x 2 x 3 x 3 x 3 x 3
Step 2: Find the prime factorization of 652
652 = 2 x 2 x 163
Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:
GCF = 2 x 2 = 4
Step 4: Therefore, the greatest common factor of 648 and 652 is 4