What is the Greatest Common Factor of 351 and 356?
Greatest common factor (GCF) of 351 and 356 is 1.
GCF(351,356) = 1
We will now calculate the prime factors of 351 and 356, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 351 and 356.
How to find the GCF of 351 and 356?
We will first find the prime factorization of 351 and 356. After we will calculate the factors of 351 and 356 and find the biggest common factor number .
Step-1: Prime Factorization of 351
Prime factors of 351 are 3, 13. Prime factorization of 351 in exponential form is:
351 = 33 × 131
Step-2: Prime Factorization of 356
Prime factors of 356 are 2, 89. Prime factorization of 356 in exponential form is:
356 = 22 × 891
Step-3: Factors of 351
List of positive integer factors of 351 that divides 351 without a remainder.
1, 3, 9, 13, 27, 39, 117
Step-4: Factors of 356
List of positive integer factors of 356 that divides 351 without a remainder.
1, 2, 4, 89, 178
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 351 and 356. The biggest common factor number is the GCF number.
So the greatest common factor 351 and 356 is 1.
Also check out the Least Common Multiple of 351 and 356
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