Greatest Common Factor of 89, 98, 12, 78

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

• Greatest Common Factor of 89, 98, 12, 78 by common division method
• Greatest Common Factor of 89, 98, 12, 78 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 89

List of positive integer factors of 89 that divides 89 without a remainder.

1,89

Factors of 98

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

1,2,7,14,49,98

Factors of 12

List of positive integer factors of 12 that divides 12 without a remainder.

1,2,3,4,6,12

Factors of 78

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

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

Greatest Common Factor

We found the factors 89,98,12,78 . The biggest common factor number is the GCF number.
So the greatest common factor 89,98,12,78 is 1.

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

• GCF of 83, 25, 80, 94
• GCF of 66, 75, 52, 71
• GCF of 85, 30, 77, 10
• GCF of 85, 31, 39, 68
• GCF of 17, 25, 33, 15

1. What is the GCF of 89, 98, 12, 78?

Answer: GCF of 89, 98, 12, 78 is 1.

2. How to Find the GCF of 89, 98, 12, 78

Answer: Greatest Common Factor(GCF) of 89, 98, 12, 78 = 1

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

Step 2: Then multiply all the prime factors GCF(89, 98, 12, 78) = 1.