Greatest Common Factor of 497, 991, 620

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

• Greatest Common Factor of 497, 991, 620 by common division method
• Greatest Common Factor of 497, 991, 620 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 497

List of positive integer factors of 497 that divides 497 without a remainder.

1,7,71,497

Factors of 991

List of positive integer factors of 991 that divides 991 without a remainder.

1,991

Factors of 620

List of positive integer factors of 620 that divides 620 without a remainder.

1,2,4,5,10,20,31,62,124,155,310,620

Greatest Common Factor

We found the factors 497,991,620 . The biggest common factor number is the GCF number.
So the greatest common factor 497,991,620 is 1.

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

• GCF of 333, 129, 978
• GCF of 493, 913, 788
• GCF of 295, 842, 512
• GCF of 968, 420, 347
• GCF of 444, 334, 708

1. What is the GCF of 497, 991, 620?

Answer: GCF of 497, 991, 620 is 1.

2. How to Find the GCF of 497, 991, 620

Answer: Greatest Common Factor(GCF) of 497, 991, 620 = 1

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

Step 2: Then multiply all the prime factors GCF(497, 991, 620) = 1.