Greatest Common Factor of 561, 723, 426

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

• Greatest Common Factor of 561, 723, 426 by common division method
• Greatest Common Factor of 561, 723, 426 with matching the biggest common factor

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∴ So the GCF of the given numbers is 3 = 3

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 723

List of positive integer factors of 723 that divides 723 without a remainder.

1,3,241,723

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 561,723,426 . The biggest common factor number is the GCF number.
So the greatest common factor 561,723,426 is 3.

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

• GCF of 693, 486, 571
• GCF of 490, 391, 208
• GCF of 713, 882, 109
• GCF of 822, 364, 346
• GCF of 315, 516, 195

1. What is the GCF of 561, 723, 426?

Answer: GCF of 561, 723, 426 is 3.

2. How to Find the GCF of 561, 723, 426

Answer: Greatest Common Factor(GCF) of 561, 723, 426 = 3

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

Step 2: Then multiply all the prime factors GCF(561, 723, 426) = 3.