Greatest Common Factor of 646, 238, 189

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

• Greatest Common Factor of 646, 238, 189 by common division method
• Greatest Common Factor of 646, 238, 189 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 646

List of positive integer factors of 646 that divides 646 without a remainder.

1,2,17,19,34,38,323,646

Factors of 238

List of positive integer factors of 238 that divides 238 without a remainder.

1,2,7,14,17,34,119,238

Factors of 189

List of positive integer factors of 189 that divides 189 without a remainder.

1,3,7,9,21,27,63,189

Greatest Common Factor

We found the factors 646,238,189 . The biggest common factor number is the GCF number.
So the greatest common factor 646,238,189 is 1.

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

• GCF of 498, 351, 521
• GCF of 679, 772, 978
• GCF of 642, 917, 112
• GCF of 375, 153, 279
• GCF of 994, 523, 226

1. What is the GCF of 646, 238, 189?

Answer: GCF of 646, 238, 189 is 1.

2. How to Find the GCF of 646, 238, 189

Answer: Greatest Common Factor(GCF) of 646, 238, 189 = 1

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

Step 2: Then multiply all the prime factors GCF(646, 238, 189) = 1.