Greatest Common Factor of 8, 17, 561

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

• Greatest Common Factor of 8, 17, 561 by common division method
• Greatest Common Factor of 8, 17, 561 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 8

List of positive integer factors of 8 that divides 8 without a remainder.

1,2,4,8

Factors of 17

List of positive integer factors of 17 that divides 17 without a remainder.

1,17

Factors of 561

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

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

Greatest Common Factor

We found the factors 8,17,561 . The biggest common factor number is the GCF number.
So the greatest common factor 8,17,561 is 1.

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

• GCF of 4, 57, 147
• GCF of 3, 79, 525
• GCF of 1, 93, 774
• GCF of 3, 27, 275
• GCF of 9, 87, 764

1. What is the GCF of 8, 17, 561?

Answer: GCF of 8, 17, 561 is 1.

2. How to Find the GCF of 8, 17, 561

Answer: Greatest Common Factor(GCF) of 8, 17, 561 = 1

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

Step 2: Then multiply all the prime factors GCF(8, 17, 561) = 1.