Greatest Common Factor of 561, 397, 164

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

• Greatest Common Factor of 561, 397, 164 by common division method
• Greatest Common Factor of 561, 397, 164 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 561

List of positive integer factors of 561 that divides 561 without a remainder.

1,3,11,17,33,51,187,561

Factors of 397

List of positive integer factors of 397 that divides 397 without a remainder.

1,397

Factors of 164

List of positive integer factors of 164 that divides 164 without a remainder.

1,2,4,41,82,164

Greatest Common Factor

We found the factors 561,397,164 . The biggest common factor number is the GCF number.
So the greatest common factor 561,397,164 is 1.

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

• GCF of 237, 473, 536
• GCF of 573, 714, 997
• GCF of 151, 261, 948
• GCF of 711, 119, 303
• GCF of 271, 873, 954

1. What is the GCF of 561, 397, 164?

Answer: GCF of 561, 397, 164 is 1.

2. How to Find the GCF of 561, 397, 164

Answer: Greatest Common Factor(GCF) of 561, 397, 164 = 1

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

Step 2: Then multiply all the prime factors GCF(561, 397, 164) = 1.