What is the Greatest Common Factor of 66604 and 66620?
Greatest common factor (GCF) of 66604 and 66620 is 4.
GCF(66604,66620) = 4
We will now calculate the prime factors of 66604 and 66620, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 66604 and 66620.
How to find the GCF of 66604 and 66620?
We will first find the prime factorization of 66604 and 66620. After we will calculate the factors of 66604 and 66620 and find the biggest common factor number .
Step-1: Prime Factorization of 66604
Prime factors of 66604 are 2, 16651. Prime factorization of 66604 in exponential form is:
66604 = 22 × 166511
Step-2: Prime Factorization of 66620
Prime factors of 66620 are 2, 5, 3331. Prime factorization of 66620 in exponential form is:
66620 = 22 × 51 × 33311
Step-3: Factors of 66604
List of positive integer factors of 66604 that divides 66604 without a remainder.
1, 2, 4, 16651, 33302
Step-4: Factors of 66620
List of positive integer factors of 66620 that divides 66604 without a remainder.
1, 2, 4, 5, 10, 20, 3331, 6662, 13324, 16655, 33310
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 66604 and 66620. The biggest common factor number is the GCF number.
So the greatest common factor 66604 and 66620 is 4.
Also check out the Least Common Multiple of 66604 and 66620
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