Greatest Common Factor of 991, 248, 680

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

• Greatest Common Factor of 991, 248, 680 by common division method
• Greatest Common Factor of 991, 248, 680 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 248

List of positive integer factors of 248 that divides 248 without a remainder.

1,2,4,8,31,62,124,248

Factors of 680

List of positive integer factors of 680 that divides 680 without a remainder.

1,2,4,5,8,10,17,20,34,40,68,85,136,170,340,680

Greatest Common Factor

We found the factors 991,248,680 . The biggest common factor number is the GCF number.
So the greatest common factor 991,248,680 is 1.

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

• GCF of 246, 184, 813
• GCF of 881, 624, 740
• GCF of 397, 782, 369
• GCF of 385, 450, 680
• GCF of 167, 839, 251

1. What is the GCF of 991, 248, 680?

Answer: GCF of 991, 248, 680 is 1.

2. How to Find the GCF of 991, 248, 680

Answer: Greatest Common Factor(GCF) of 991, 248, 680 = 1

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

Step 2: Then multiply all the prime factors GCF(991, 248, 680) = 1.