What is the Greatest Common Factor of 66770 and 66789?
Greatest common factor (GCF) of 66770 and 66789 is 1.
GCF(66770,66789) = 1
We will now calculate the prime factors of 66770 and 66789, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 66770 and 66789.
How to find the GCF of 66770 and 66789?
We will first find the prime factorization of 66770 and 66789. After we will calculate the factors of 66770 and 66789 and find the biggest common factor number .
Step-1: Prime Factorization of 66770
Prime factors of 66770 are 2, 5, 11, 607. Prime factorization of 66770 in exponential form is:
66770 = 21 × 51 × 111 × 6071
Step-2: Prime Factorization of 66789
Prime factors of 66789 are 3, 41, 181. Prime factorization of 66789 in exponential form is:
66789 = 32 × 411 × 1811
Step-3: Factors of 66770
List of positive integer factors of 66770 that divides 66770 without a remainder.
1, 2, 5, 10, 11, 22, 55, 110, 607, 1214, 3035, 6070, 6677, 13354, 33385
Step-4: Factors of 66789
List of positive integer factors of 66789 that divides 66770 without a remainder.
1, 3, 9, 41, 123, 181, 369, 543, 1629, 7421, 22263
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 66770 and 66789. The biggest common factor number is the GCF number.
So the greatest common factor 66770 and 66789 is 1.
Also check out the Least Common Multiple of 66770 and 66789
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