Greatest Common Factor of 88, 78, 49, 66

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

• Greatest Common Factor of 88, 78, 49, 66 by common division method
• Greatest Common Factor of 88, 78, 49, 66 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 88

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

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

Factors of 78

List of positive integer factors of 78 that divides 78 without a remainder.

1,2,3,6,13,26,39,78

Factors of 49

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

1,7,49

Factors of 66

List of positive integer factors of 66 that divides 66 without a remainder.

1,2,3,6,11,22,33,66

Greatest Common Factor

We found the factors 88,78,49,66 . The biggest common factor number is the GCF number.
So the greatest common factor 88,78,49,66 is 1.

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

• GCF of 74, 75, 60, 14
• GCF of 61, 19, 79, 65
• GCF of 52, 62, 71, 28
• GCF of 72, 85, 70, 34
• GCF of 78, 98, 41, 39

1. What is the GCF of 88, 78, 49, 66?

Answer: GCF of 88, 78, 49, 66 is 1.

2. How to Find the GCF of 88, 78, 49, 66

Answer: Greatest Common Factor(GCF) of 88, 78, 49, 66 = 1

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

Step 2: Then multiply all the prime factors GCF(88, 78, 49, 66) = 1.