Greatest Common Factor of 891, 218, 198, 138

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

• Greatest Common Factor of 891, 218, 198, 138 by common division method
• Greatest Common Factor of 891, 218, 198, 138 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 891

List of positive integer factors of 891 that divides 891 without a remainder.

1,3,9,11,27,33,81,99,297,891

Factors of 218

List of positive integer factors of 218 that divides 218 without a remainder.

1,2,109,218

Factors of 198

List of positive integer factors of 198 that divides 198 without a remainder.

1,2,3,6,9,11,18,22,33,66,99,198

Factors of 138

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

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

Greatest Common Factor

We found the factors 891,218,198,138 . The biggest common factor number is the GCF number.
So the greatest common factor 891,218,198,138 is 1.

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

• GCF of 638, 864, 764, 592
• GCF of 607, 219, 932, 652
• GCF of 338, 683, 780, 533
• GCF of 345, 226, 593, 258
• GCF of 391, 800, 541, 506

1. What is the GCF of 891, 218, 198, 138?

Answer: GCF of 891, 218, 198, 138 is 1.

2. How to Find the GCF of 891, 218, 198, 138

Answer: Greatest Common Factor(GCF) of 891, 218, 198, 138 = 1

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

Step 2: Then multiply all the prime factors GCF(891, 218, 198, 138) = 1.