What is the Greatest Common Factor of 66989 and 66998?
Greatest common factor (GCF) of 66989 and 66998 is 1.
GCF(66989,66998) = 1
We will now calculate the prime factors of 66989 and 66998, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 66989 and 66998.
How to find the GCF of 66989 and 66998?
We will first find the prime factorization of 66989 and 66998. After we will calculate the factors of 66989 and 66998 and find the biggest common factor number .
Step-1: Prime Factorization of 66989
Prime factors of 66989 are 13, 5153. Prime factorization of 66989 in exponential form is:
66989 = 131 × 51531
Step-2: Prime Factorization of 66998
Prime factors of 66998 are 2, 139, 241. Prime factorization of 66998 in exponential form is:
66998 = 21 × 1391 × 2411
Step-3: Factors of 66989
List of positive integer factors of 66989 that divides 66989 without a remainder.
1, 13, 5153
Step-4: Factors of 66998
List of positive integer factors of 66998 that divides 66989 without a remainder.
1, 2, 139, 241, 278, 482, 33499
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 66989 and 66998. The biggest common factor number is the GCF number.
So the greatest common factor 66989 and 66998 is 1.
Also check out the Least Common Multiple of 66989 and 66998
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