Greatest Common Factor of 991, 18, 354

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

• Greatest Common Factor of 991, 18, 354 by common division method
• Greatest Common Factor of 991, 18, 354 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 18

List of positive integer factors of 18 that divides 18 without a remainder.

1,2,3,6,9,18

Factors of 354

List of positive integer factors of 354 that divides 354 without a remainder.

1,2,3,6,59,118,177,354

Greatest Common Factor

We found the factors 991,18,354 . The biggest common factor number is the GCF number.
So the greatest common factor 991,18,354 is 1.

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

• GCF of 851, 71, 917
• GCF of 543, 15, 460
• GCF of 234, 78, 711
• GCF of 687, 84, 152
• GCF of 685, 48, 243

1. What is the GCF of 991, 18, 354?

Answer: GCF of 991, 18, 354 is 1.

2. How to Find the GCF of 991, 18, 354

Answer: Greatest Common Factor(GCF) of 991, 18, 354 = 1

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

Step 2: Then multiply all the prime factors GCF(991, 18, 354) = 1.