What is the Greatest Common Factor of 373 and 390?
Greatest common factor (GCF) of 373 and 390 is 1.
GCF(373,390) = 1
We will now calculate the prime factors of 373 and 390, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 373 and 390.
How to find the GCF of 373 and 390?
We will first find the prime factorization of 373 and 390. After we will calculate the factors of 373 and 390 and find the biggest common factor number .
Step-1: Prime Factorization of 373
Prime factors of 373 are 373. Prime factorization of 373 in exponential form is:
373 = 3731
Step-2: Prime Factorization of 390
Prime factors of 390 are 2, 3, 5, 13. Prime factorization of 390 in exponential form is:
390 = 21 × 31 × 51 × 131
Step-3: Factors of 373
List of positive integer factors of 373 that divides 373 without a remainder.
1
Step-4: Factors of 390
List of positive integer factors of 390 that divides 373 without a remainder.
1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 373 and 390. The biggest common factor number is the GCF number.
So the greatest common factor 373 and 390 is 1.
Also check out the Least Common Multiple of 373 and 390
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