What is the Greatest Common Factor of 77970 and 77974?
Greatest common factor (GCF) of 77970 and 77974 is 2.
GCF(77970,77974) = 2
We will now calculate the prime factors of 77970 and 77974, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 77970 and 77974.
How to find the GCF of 77970 and 77974?
We will first find the prime factorization of 77970 and 77974. After we will calculate the factors of 77970 and 77974 and find the biggest common factor number .
Step-1: Prime Factorization of 77970
Prime factors of 77970 are 2, 3, 5, 23, 113. Prime factorization of 77970 in exponential form is:
77970 = 21 × 31 × 51 × 231 × 1131
Step-2: Prime Factorization of 77974
Prime factors of 77974 are 2, 13, 2999. Prime factorization of 77974 in exponential form is:
77974 = 21 × 131 × 29991
Step-3: Factors of 77970
List of positive integer factors of 77970 that divides 77970 without a remainder.
1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 113, 115, 138, 226, 230, 339, 345, 565, 678, 690, 1130, 1695, 2599, 3390, 5198, 7797, 12995, 15594, 25990, 38985
Step-4: Factors of 77974
List of positive integer factors of 77974 that divides 77970 without a remainder.
1, 2, 13, 26, 2999, 5998, 38987
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 77970 and 77974. The biggest common factor number is the GCF number.
So the greatest common factor 77970 and 77974 is 2.
Also check out the Least Common Multiple of 77970 and 77974
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