What is the Greatest Common Factor of 262 and 278?
Greatest common factor (GCF) of 262 and 278 is 2.
GCF(262,278) = 2
We will now calculate the prime factors of 262 and 278, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 262 and 278.
How to find the GCF of 262 and 278?
We will first find the prime factorization of 262 and 278. After we will calculate the factors of 262 and 278 and find the biggest common factor number .
Step-1: Prime Factorization of 262
Prime factors of 262 are 2, 131. Prime factorization of 262 in exponential form is:
262 = 21 × 1311
Step-2: Prime Factorization of 278
Prime factors of 278 are 2, 139. Prime factorization of 278 in exponential form is:
278 = 21 × 1391
Step-3: Factors of 262
List of positive integer factors of 262 that divides 262 without a remainder.
1, 2, 131
Step-4: Factors of 278
List of positive integer factors of 278 that divides 262 without a remainder.
1, 2, 139
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 262 and 278. The biggest common factor number is the GCF number.
So the greatest common factor 262 and 278 is 2.
Also check out the Least Common Multiple of 262 and 278
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