Greatest Common Factor of 991, 138, 196

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

• Greatest Common Factor of 991, 138, 196 by common division method
• Greatest Common Factor of 991, 138, 196 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 991

List of positive integer factors of 991 that divides 991 without a remainder.

1,991

Factors of 138

List of positive integer factors of 138 that divides 138 without a remainder.

1,2,3,6,23,46,69,138

Factors of 196

List of positive integer factors of 196 that divides 196 without a remainder.

1,2,4,7,14,28,49,98,196

Greatest Common Factor

We found the factors 991,138,196 . The biggest common factor number is the GCF number.
So the greatest common factor 991,138,196 is 1.

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

• GCF of 708, 830, 278
• GCF of 784, 410, 672
• GCF of 266, 485, 401
• GCF of 610, 148, 309
• GCF of 948, 885, 557

1. What is the GCF of 991, 138, 196?

Answer: GCF of 991, 138, 196 is 1.

2. How to Find the GCF of 991, 138, 196

Answer: Greatest Common Factor(GCF) of 991, 138, 196 = 1

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

Step 2: Then multiply all the prime factors GCF(991, 138, 196) = 1.