Greatest Common Factor of 56, 55, 98, 45

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

• Greatest Common Factor of 56, 55, 98, 45 by common division method
• Greatest Common Factor of 56, 55, 98, 45 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 56

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

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

Factors of 55

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

1,5,11,55

Factors of 98

List of positive integer factors of 98 that divides 98 without a remainder.

1,2,7,14,49,98

Factors of 45

List of positive integer factors of 45 that divides 45 without a remainder.

1,3,5,9,15,45

Greatest Common Factor

We found the factors 56,55,98,45 . The biggest common factor number is the GCF number.
So the greatest common factor 56,55,98,45 is 1.

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

• GCF of 49, 60, 75, 88
• GCF of 17, 98, 18, 92
• GCF of 77, 78, 28, 77
• GCF of 49, 37, 58, 43
• GCF of 38, 25, 65, 25

1. What is the GCF of 56, 55, 98, 45?

Answer: GCF of 56, 55, 98, 45 is 1.

2. How to Find the GCF of 56, 55, 98, 45

Answer: Greatest Common Factor(GCF) of 56, 55, 98, 45 = 1

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

Step 2: Then multiply all the prime factors GCF(56, 55, 98, 45) = 1.