Greatest Common Factor of 70, 80, 79, 189

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

• Greatest Common Factor of 70, 80, 79, 189 by common division method
• Greatest Common Factor of 70, 80, 79, 189 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 70

List of positive integer factors of 70 that divides 70 without a remainder.

1,2,5,7,10,14,35,70

Factors of 80

List of positive integer factors of 80 that divides 80 without a remainder.

1,2,4,5,8,10,16,20,40,80

Factors of 79

List of positive integer factors of 79 that divides 79 without a remainder.

1,79

Factors of 189

List of positive integer factors of 189 that divides 189 without a remainder.

1,3,7,9,21,27,63,189

Greatest Common Factor

We found the factors 70,80,79,189 . The biggest common factor number is the GCF number.
So the greatest common factor 70,80,79,189 is 1.

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

• GCF of 19, 51, 32, 128
• GCF of 92, 77, 45, 737
• GCF of 46, 48, 60, 248
• GCF of 62, 29, 64, 199
• GCF of 75, 48, 88, 136

1. What is the GCF of 70, 80, 79, 189?

Answer: GCF of 70, 80, 79, 189 is 1.

2. How to Find the GCF of 70, 80, 79, 189

Answer: Greatest Common Factor(GCF) of 70, 80, 79, 189 = 1

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

Step 2: Then multiply all the prime factors GCF(70, 80, 79, 189) = 1.