Greatest Common Factor of 91, 69, 19, 120

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

• Greatest Common Factor of 91, 69, 19, 120 by common division method
• Greatest Common Factor of 91, 69, 19, 120 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 91

List of positive integer factors of 91 that divides 91 without a remainder.

1,7,13,91

Factors of 69

List of positive integer factors of 69 that divides 69 without a remainder.

1,3,23,69

Factors of 19

List of positive integer factors of 19 that divides 19 without a remainder.

1,19

Factors of 120

List of positive integer factors of 120 that divides 120 without a remainder.

1,2,3,4,5,6,8,10,12,15,20,24,30,40,60,120

Greatest Common Factor

We found the factors 91,69,19,120 . The biggest common factor number is the GCF number.
So the greatest common factor 91,69,19,120 is 1.

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

• GCF of 36, 13, 31, 352
• GCF of 30, 48, 88, 819
• GCF of 53, 13, 92, 926
• GCF of 74, 62, 91, 944
• GCF of 18, 55, 74, 656

1. What is the GCF of 91, 69, 19, 120?

Answer: GCF of 91, 69, 19, 120 is 1.

2. How to Find the GCF of 91, 69, 19, 120

Answer: Greatest Common Factor(GCF) of 91, 69, 19, 120 = 1

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

Step 2: Then multiply all the prime factors GCF(91, 69, 19, 120) = 1.