Greatest Common Factor of 63, 42, 55, 88

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

• Greatest Common Factor of 63, 42, 55, 88 by common division method
• Greatest Common Factor of 63, 42, 55, 88 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 63

List of positive integer factors of 63 that divides 63 without a remainder.

1,3,7,9,21,63

Factors of 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Factors of 55

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

1,5,11,55

Factors of 88

List of positive integer factors of 88 that divides 88 without a remainder.

1,2,4,8,11,22,44,88

Greatest Common Factor

We found the factors 63,42,55,88 . The biggest common factor number is the GCF number.
So the greatest common factor 63,42,55,88 is 1.

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

• GCF of 17, 50, 34, 85
• GCF of 74, 28, 35, 30
• GCF of 70, 26, 67, 60
• GCF of 67, 40, 14, 52
• GCF of 11, 16, 99, 73

1. What is the GCF of 63, 42, 55, 88?

Answer: GCF of 63, 42, 55, 88 is 1.

2. How to Find the GCF of 63, 42, 55, 88

Answer: Greatest Common Factor(GCF) of 63, 42, 55, 88 = 1

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

Step 2: Then multiply all the prime factors GCF(63, 42, 55, 88) = 1.