Greatest Common Factor of 409, 317, 42

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

• Greatest Common Factor of 409, 317, 42 by common division method
• Greatest Common Factor of 409, 317, 42 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 409

List of positive integer factors of 409 that divides 409 without a remainder.

1,409

Factors of 317

List of positive integer factors of 317 that divides 317 without a remainder.

1,317

Factors of 42

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

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

Greatest Common Factor

We found the factors 409,317,42 . The biggest common factor number is the GCF number.
So the greatest common factor 409,317,42 is 1.

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

• GCF of 158, 576, 63
• GCF of 316, 596, 61
• GCF of 182, 265, 48
• GCF of 671, 293, 58
• GCF of 926, 225, 18

1. What is the GCF of 409, 317, 42?

Answer: GCF of 409, 317, 42 is 1.

2. How to Find the GCF of 409, 317, 42

Answer: Greatest Common Factor(GCF) of 409, 317, 42 = 1

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

Step 2: Then multiply all the prime factors GCF(409, 317, 42) = 1.