Greatest Common Factor of 991, 657, 60

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

• Greatest Common Factor of 991, 657, 60 by common division method
• Greatest Common Factor of 991, 657, 60 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 657

List of positive integer factors of 657 that divides 657 without a remainder.

1,3,9,73,219,657

Factors of 60

List of positive integer factors of 60 that divides 60 without a remainder.

1,2,3,4,5,6,10,12,15,20,30,60

Greatest Common Factor

We found the factors 991,657,60 . The biggest common factor number is the GCF number.
So the greatest common factor 991,657,60 is 1.

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

• GCF of 144, 979, 75
• GCF of 257, 968, 68
• GCF of 214, 413, 98
• GCF of 912, 942, 62
• GCF of 714, 203, 90

1. What is the GCF of 991, 657, 60?

Answer: GCF of 991, 657, 60 is 1.

2. How to Find the GCF of 991, 657, 60

Answer: Greatest Common Factor(GCF) of 991, 657, 60 = 1

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

Step 2: Then multiply all the prime factors GCF(991, 657, 60) = 1.