Greatest Common Factor of 390, 197

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

• Greatest Common Factor of 390, 197 by common division method
• Greatest Common Factor of 390, 197 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 390

List of positive integer factors of 390 that divides 390 without a remainder.

1,2,3,5,6,10,13,15,26,30,39,65,78,130,195,390

Factors of 197

List of positive integer factors of 197 that divides 197 without a remainder.

1,197

Greatest Common Factor

We found the factors 390,197 . The biggest common factor number is the GCF number.
So the greatest common factor 390,197 is 1.

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

• GCF of 643, 184
• GCF of 427, 705
• GCF of 796, 767
• GCF of 826, 599
• GCF of 798, 493

1. What is the GCF of 390, 197?

Answer: GCF of 390, 197 is 1.

2. How to Find the GCF of 390, 197

Answer: Greatest Common Factor(GCF) of 390, 197 = 1

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

Step 2: Then multiply all the prime factors GCF(390, 197) = 1.