What is the Greatest Common Factor of 973 and 978?
Greatest common factor (GCF) of 973 and 978 is 1.
GCF(973,978) = 1
We will now calculate the prime factors of 973 and 978, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 973 and 978.
How to find the GCF of 973 and 978?
We will first find the prime factorization of 973 and 978. After we will calculate the factors of 973 and 978 and find the biggest common factor number .
Step-1: Prime Factorization of 973
Prime factors of 973 are 7, 139. Prime factorization of 973 in exponential form is:
973 = 71 × 1391
Step-2: Prime Factorization of 978
Prime factors of 978 are 2, 3, 163. Prime factorization of 978 in exponential form is:
978 = 21 × 31 × 1631
Step-3: Factors of 973
List of positive integer factors of 973 that divides 973 without a remainder.
1, 7, 139
Step-4: Factors of 978
List of positive integer factors of 978 that divides 973 without a remainder.
1, 2, 3, 6, 163, 326, 489
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 973 and 978. The biggest common factor number is the GCF number.
So the greatest common factor 973 and 978 is 1.
Also check out the Least Common Multiple of 973 and 978
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