Greatest Common Factor of 561, 407, 426

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

• Greatest Common Factor of 561, 407, 426 by common division method
• Greatest Common Factor of 561, 407, 426 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 407

List of positive integer factors of 407 that divides 407 without a remainder.

1,11,37,407

Factors of 426

List of positive integer factors of 426 that divides 426 without a remainder.

1,2,3,6,71,142,213,426

Greatest Common Factor

We found the factors 561,407,426 . The biggest common factor number is the GCF number.
So the greatest common factor 561,407,426 is 1.

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

• GCF of 896, 250, 732
• GCF of 311, 655, 535
• GCF of 209, 909, 323
• GCF of 339, 826, 527
• GCF of 396, 614, 936

1. What is the GCF of 561, 407, 426?

Answer: GCF of 561, 407, 426 is 1.

2. How to Find the GCF of 561, 407, 426

Answer: Greatest Common Factor(GCF) of 561, 407, 426 = 1

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

Step 2: Then multiply all the prime factors GCF(561, 407, 426) = 1.