Greatest Common Factor of 91, 12, 428

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

• Greatest Common Factor of 91, 12, 428 by common division method
• Greatest Common Factor of 91, 12, 428 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 12

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

1,2,3,4,6,12

Factors of 428

List of positive integer factors of 428 that divides 428 without a remainder.

1,2,4,107,214,428

Greatest Common Factor

We found the factors 91,12,428 . The biggest common factor number is the GCF number.
So the greatest common factor 91,12,428 is 1.

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

• GCF of 62, 32, 275
• GCF of 19, 88, 190
• GCF of 13, 22, 465
• GCF of 52, 59, 394
• GCF of 25, 65, 849

1. What is the GCF of 91, 12, 428?

Answer: GCF of 91, 12, 428 is 1.

2. How to Find the GCF of 91, 12, 428

Answer: Greatest Common Factor(GCF) of 91, 12, 428 = 1

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

Step 2: Then multiply all the prime factors GCF(91, 12, 428) = 1.