What is the Greatest Common Factor of 648 and 652?
Greatest common factor (GCF) of 648 and 652 is 4.
GCF(648,652) = 4
We will now calculate the prime factors of 648 and 652, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 648 and 652.
How to find the GCF of 648 and 652?
We will first find the prime factorization of 648 and 652. After we will calculate the factors of 648 and 652 and find the biggest common factor number .
Step-1: Prime Factorization of 648
Prime factors of 648 are 2, 3. Prime factorization of 648 in exponential form is:
648 = 23 × 34
Step-2: Prime Factorization of 652
Prime factors of 652 are 2, 163. Prime factorization of 652 in exponential form is:
652 = 22 × 1631
Step-3: 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
Step-4: Factors of 652
List of positive integer factors of 652 that divides 648 without a remainder.
1, 2, 4, 163, 326
Final Step: Biggest Common Factor Number
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
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