Greatest Common Factor of 991, 136, 231

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

• Greatest Common Factor of 991, 136, 231 by common division method
• Greatest Common Factor of 991, 136, 231 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 136

List of positive integer factors of 136 that divides 136 without a remainder.

1,2,4,8,17,34,68,136

Factors of 231

List of positive integer factors of 231 that divides 231 without a remainder.

1,3,7,11,21,33,77,231

Greatest Common Factor

We found the factors 991,136,231 . The biggest common factor number is the GCF number.
So the greatest common factor 991,136,231 is 1.

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

• GCF of 680, 109, 247
• GCF of 692, 635, 928
• GCF of 864, 391, 948
• GCF of 188, 709, 509
• GCF of 493, 865, 666

1. What is the GCF of 991, 136, 231?

Answer: GCF of 991, 136, 231 is 1.

2. How to Find the GCF of 991, 136, 231

Answer: Greatest Common Factor(GCF) of 991, 136, 231 = 1

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

Step 2: Then multiply all the prime factors GCF(991, 136, 231) = 1.