What is the Greatest Common Factor of 258 and 274?
Greatest common factor (GCF) of 258 and 274 is 2.
GCF(258,274) = 2
We will now calculate the prime factors of 258 and 274, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 258 and 274.
How to find the GCF of 258 and 274?
We will first find the prime factorization of 258 and 274. After we will calculate the factors of 258 and 274 and find the biggest common factor number .
Step-1: 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-2: Prime Factorization of 274
Prime factors of 274 are 2, 137. Prime factorization of 274 in exponential form is:
274 = 21 × 1371
Step-3: Factors of 258
List of positive integer factors of 258 that divides 258 without a remainder.
1, 2, 3, 6, 43, 86, 129
Step-4: Factors of 274
List of positive integer factors of 274 that divides 258 without a remainder.
1, 2, 137
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 258 and 274. The biggest common factor number is the GCF number.
So the greatest common factor 258 and 274 is 2.
Also check out the Least Common Multiple of 258 and 274
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