Greatest Common Factor of 561, 126, 381

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

• Greatest Common Factor of 561, 126, 381 by common division method
• Greatest Common Factor of 561, 126, 381 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ 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 126

List of positive integer factors of 126 that divides 126 without a remainder.

1,2,3,6,7,9,14,18,21,42,63,126

Factors of 381

List of positive integer factors of 381 that divides 381 without a remainder.

1,3,127,381

Greatest Common Factor

We found the factors 561,126,381 . The biggest common factor number is the GCF number.
So the greatest common factor 561,126,381 is 3.

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

• GCF of 832, 310, 374
• GCF of 977, 683, 864
• GCF of 100, 880, 556
• GCF of 301, 785, 534
• GCF of 123, 741, 217

1. What is the GCF of 561, 126, 381?

Answer: GCF of 561, 126, 381 is 3.

2. How to Find the GCF of 561, 126, 381

Answer: Greatest Common Factor(GCF) of 561, 126, 381 = 3

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

Step 2: Then multiply all the prime factors GCF(561, 126, 381) = 3.