Greatest Common Factor of 991, 331, 131, 780

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

• Greatest Common Factor of 991, 331, 131, 780 by common division method
• Greatest Common Factor of 991, 331, 131, 780 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 331

List of positive integer factors of 331 that divides 331 without a remainder.

1,331

Factors of 131

List of positive integer factors of 131 that divides 131 without a remainder.

1,131

Factors of 780

List of positive integer factors of 780 that divides 780 without a remainder.

1,2,3,4,5,6,10,12,13,15,20,26,30,39,52,60,65,78,130,156,195,260,390,780

Greatest Common Factor

We found the factors 991,331,131,780 . The biggest common factor number is the GCF number.
So the greatest common factor 991,331,131,780 is 1.

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

• GCF of 313, 479, 805, 601
• GCF of 565, 393, 457, 397
• GCF of 145, 998, 328, 525
• GCF of 119, 884, 869, 753
• GCF of 836, 444, 301, 129

1. What is the GCF of 991, 331, 131, 780?

Answer: GCF of 991, 331, 131, 780 is 1.

2. How to Find the GCF of 991, 331, 131, 780

Answer: Greatest Common Factor(GCF) of 991, 331, 131, 780 = 1

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

Step 2: Then multiply all the prime factors GCF(991, 331, 131, 780) = 1.