Greatest Common Factor of 91, 38, 28

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

• Greatest Common Factor of 91, 38, 28 by common division method
• Greatest Common Factor of 91, 38, 28 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ 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 38

List of positive integer factors of 38 that divides 38 without a remainder.

1,2,19,38

Factors of 28

List of positive integer factors of 28 that divides 28 without a remainder.

1,2,4,7,14,28

Greatest Common Factor

We found the factors 91,38,28 . The biggest common factor number is the GCF number.
So the greatest common factor 91,38,28 is 1.

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

• GCF of 37, 68, 20
• GCF of 30, 88, 19
• GCF of 97, 75, 68
• GCF of 99, 66, 37
• GCF of 57, 91, 17

1. What is the GCF of 91, 38, 28?

Answer: GCF of 91, 38, 28 is 1.

2. How to Find the GCF of 91, 38, 28

Answer: Greatest Common Factor(GCF) of 91, 38, 28 = 1

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

Step 2: Then multiply all the prime factors GCF(91, 38, 28) = 1.