Greatest Common Factor of 49, 61, 56, 561

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

• Greatest Common Factor of 49, 61, 56, 561 by common division method
• Greatest Common Factor of 49, 61, 56, 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 49

List of positive integer factors of 49 that divides 49 without a remainder.

1,7,49

Factors of 61

List of positive integer factors of 61 that divides 61 without a remainder.

1,61

Factors of 56

List of positive integer factors of 56 that divides 56 without a remainder.

1,2,4,7,8,14,28,56

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 49,61,56,561 . The biggest common factor number is the GCF number.
So the greatest common factor 49,61,56,561 is 1.

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

• GCF of 36, 84, 66, 527
• GCF of 11, 94, 56, 928
• GCF of 26, 26, 15, 922
• GCF of 79, 32, 50, 447
• GCF of 13, 12, 55, 951

1. What is the GCF of 49, 61, 56, 561?

Answer: GCF of 49, 61, 56, 561 is 1.

2. How to Find the GCF of 49, 61, 56, 561

Answer: Greatest Common Factor(GCF) of 49, 61, 56, 561 = 1

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

Step 2: Then multiply all the prime factors GCF(49, 61, 56, 561) = 1.