What is the Greatest Common Factor of 66675 and 66689?
Greatest common factor (GCF) of 66675 and 66689 is 7.
GCF(66675,66689) = 7
We will now calculate the prime factors of 66675 and 66689, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 66675 and 66689.
How to find the GCF of 66675 and 66689?
We will first find the prime factorization of 66675 and 66689. After we will calculate the factors of 66675 and 66689 and find the biggest common factor number .
Step-1: Prime Factorization of 66675
Prime factors of 66675 are 3, 5, 7, 127. Prime factorization of 66675 in exponential form is:
66675 = 31 × 52 × 71 × 1271
Step-2: Prime Factorization of 66689
Prime factors of 66689 are 7, 1361. Prime factorization of 66689 in exponential form is:
66689 = 72 × 13611
Step-3: Factors of 66675
List of positive integer factors of 66675 that divides 66675 without a remainder.
1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 127, 175, 381, 525, 635, 889, 1905, 2667, 3175, 4445, 9525, 13335, 22225
Step-4: Factors of 66689
List of positive integer factors of 66689 that divides 66675 without a remainder.
1, 7, 49, 1361, 9527
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 66675 and 66689. The biggest common factor number is the GCF number.
So the greatest common factor 66675 and 66689 is 7.
Also check out the Least Common Multiple of 66675 and 66689
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