What is the Greatest Common Factor of 42355 and 42364?

Greatest common factor (GCF) of 42355 and 42364 is 1.

GCF(42355,42364) = 1

We will now calculate the prime factors of 42355 and 42364, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 42355 and 42364.

How to find the GCF of 42355 and 42364?

We will first find the prime factorization of 42355 and 42364. After we will calculate the factors of 42355 and 42364 and find the biggest common factor number .

Step-1: Prime Factorization of 42355

Prime factors of 42355 are 5, 43, 197. Prime factorization of 42355 in exponential form is:

42355 = 5¹ × 43¹ × 197¹

Step-2: Prime Factorization of 42364

Prime factors of 42364 are 2, 7, 17, 89. Prime factorization of 42364 in exponential form is:

42364 = 2² × 7¹ × 17¹ × 89¹

Step-3: Factors of 42355

List of positive integer factors of 42355 that divides 42355 without a remainder.

1, 5, 43, 197, 215, 985, 8471

Step-4: Factors of 42364

List of positive integer factors of 42364 that divides 42355 without a remainder.

1, 2, 4, 7, 14, 17, 28, 34, 68, 89, 119, 178, 238, 356, 476, 623, 1246, 1513, 2492, 3026, 6052, 10591, 21182

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 42355 and 42364. The biggest common factor number is the GCF number.
So the greatest common factor 42355 and 42364 is 1.

Also check out the Least Common Multiple of 42355 and 42364