Greatest Common Factor of 189, 393, 991

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

• Greatest Common Factor of 189, 393, 991 by common division method
• Greatest Common Factor of 189, 393, 991 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 189

List of positive integer factors of 189 that divides 189 without a remainder.

1,3,7,9,21,27,63,189

Factors of 393

List of positive integer factors of 393 that divides 393 without a remainder.

1,3,131,393

Factors of 991

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

1,991

Greatest Common Factor

We found the factors 189,393,991 . The biggest common factor number is the GCF number.
So the greatest common factor 189,393,991 is 1.

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

• GCF of 837, 678, 698
• GCF of 405, 693, 735
• GCF of 860, 675, 526
• GCF of 868, 671, 378
• GCF of 855, 501, 969

1. What is the GCF of 189, 393, 991?

Answer: GCF of 189, 393, 991 is 1.

2. How to Find the GCF of 189, 393, 991

Answer: Greatest Common Factor(GCF) of 189, 393, 991 = 1

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

Step 2: Then multiply all the prime factors GCF(189, 393, 991) = 1.