What is the Greatest Common Factor of 252 and 258?
Greatest common factor (GCF) of 252 and 258 is 6.
GCF(252,258) = 6
We will now calculate the prime factors of 252 and 258, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 252 and 258.
How to find the GCF of 252 and 258?
We will first find the prime factorization of 252 and 258. After we will calculate the factors of 252 and 258 and find the biggest common factor number .
Step-1: Prime Factorization of 252
Prime factors of 252 are 2, 3, 7. Prime factorization of 252 in exponential form is:
252 = 22 × 32 × 71
Step-2: Prime Factorization of 258
Prime factors of 258 are 2, 3, 43. Prime factorization of 258 in exponential form is:
258 = 21 × 31 × 431
Step-3: Factors of 252
List of positive integer factors of 252 that divides 252 without a remainder.
1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126
Step-4: Factors of 258
List of positive integer factors of 258 that divides 252 without a remainder.
1, 2, 3, 6, 43, 86, 129
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 252 and 258. The biggest common factor number is the GCF number.
So the greatest common factor 252 and 258 is 6.
Also check out the Least Common Multiple of 252 and 258
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