Greatest Common Factor of 991, 671, 387

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

• Greatest Common Factor of 991, 671, 387 by common division method
• Greatest Common Factor of 991, 671, 387 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 671

List of positive integer factors of 671 that divides 671 without a remainder.

1,11,61,671

Factors of 387

List of positive integer factors of 387 that divides 387 without a remainder.

1,3,9,43,129,387

Greatest Common Factor

We found the factors 991,671,387 . The biggest common factor number is the GCF number.
So the greatest common factor 991,671,387 is 1.

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

• GCF of 734, 243, 815
• GCF of 135, 657, 263
• GCF of 696, 716, 325
• GCF of 168, 326, 795
• GCF of 420, 302, 785

1. What is the GCF of 991, 671, 387?

Answer: GCF of 991, 671, 387 is 1.

2. How to Find the GCF of 991, 671, 387

Answer: Greatest Common Factor(GCF) of 991, 671, 387 = 1

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

Step 2: Then multiply all the prime factors GCF(991, 671, 387) = 1.