Greatest Common Factor of 55, 40, 56, 126

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

• Greatest Common Factor of 55, 40, 56, 126 by common division method
• Greatest Common Factor of 55, 40, 56, 126 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 55

List of positive integer factors of 55 that divides 55 without a remainder.

1,5,11,55

Factors of 40

List of positive integer factors of 40 that divides 40 without a remainder.

1,2,4,5,8,10,20,40

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 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

Greatest Common Factor

We found the factors 55,40,56,126 . The biggest common factor number is the GCF number.
So the greatest common factor 55,40,56,126 is 1.

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

• GCF of 70, 75, 43, 101
• GCF of 74, 61, 39, 514
• GCF of 87, 70, 26, 900
• GCF of 57, 70, 60, 378
• GCF of 16, 19, 17, 616

1. What is the GCF of 55, 40, 56, 126?

Answer: GCF of 55, 40, 56, 126 is 1.

2. How to Find the GCF of 55, 40, 56, 126

Answer: Greatest Common Factor(GCF) of 55, 40, 56, 126 = 1

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

Step 2: Then multiply all the prime factors GCF(55, 40, 56, 126) = 1.