Greatest Common Factor of 42, 13, 89, 394

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

• Greatest Common Factor of 42, 13, 89, 394 by common division method
• Greatest Common Factor of 42, 13, 89, 394 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Factors of 13

List of positive integer factors of 13 that divides 13 without a remainder.

1,13

Factors of 89

List of positive integer factors of 89 that divides 89 without a remainder.

1,89

Factors of 394

List of positive integer factors of 394 that divides 394 without a remainder.

1,2,197,394

Greatest Common Factor

We found the factors 42,13,89,394 . The biggest common factor number is the GCF number.
So the greatest common factor 42,13,89,394 is 1.

Here are some samples of GCF of two or more Numbers calculations.

• GCF of 57, 32, 23, 239
• GCF of 28, 29, 17, 422
• GCF of 43, 59, 39, 172
• GCF of 27, 61, 98, 139
• GCF of 11, 38, 16, 732

1. What is the GCF of 42, 13, 89, 394?

Answer: GCF of 42, 13, 89, 394 is 1.

2. How to Find the GCF of 42, 13, 89, 394

Answer: Greatest Common Factor(GCF) of 42, 13, 89, 394 = 1

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(42, 13, 89, 394) = 1.