Greatest Common Factor of 42, 647, 194

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

• Greatest Common Factor of 42, 647, 194 by common division method
• Greatest Common Factor of 42, 647, 194 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 647

List of positive integer factors of 647 that divides 647 without a remainder.

1,647

Factors of 194

List of positive integer factors of 194 that divides 194 without a remainder.

1,2,97,194

Greatest Common Factor

We found the factors 42,647,194 . The biggest common factor number is the GCF number.
So the greatest common factor 42,647,194 is 1.

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

• GCF of 95, 669, 801
• GCF of 42, 168, 505
• GCF of 77, 416, 796
• GCF of 73, 658, 325
• GCF of 13, 106, 209

1. What is the GCF of 42, 647, 194?

Answer: GCF of 42, 647, 194 is 1.

2. How to Find the GCF of 42, 647, 194

Answer: Greatest Common Factor(GCF) of 42, 647, 194 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 647, 194) = 1.