Greatest Common Factor of 97, 77, 390

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

• Greatest Common Factor of 97, 77, 390 by common division method
• Greatest Common Factor of 97, 77, 390 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 97

List of positive integer factors of 97 that divides 97 without a remainder.

1,97

Factors of 77

List of positive integer factors of 77 that divides 77 without a remainder.

1,7,11,77

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

Greatest Common Factor

We found the factors 97,77,390 . The biggest common factor number is the GCF number.
So the greatest common factor 97,77,390 is 1.

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

• GCF of 54, 46, 116
• GCF of 78, 89, 130
• GCF of 55, 28, 902
• GCF of 43, 65, 648
• GCF of 27, 27, 414

1. What is the GCF of 97, 77, 390?

Answer: GCF of 97, 77, 390 is 1.

2. How to Find the GCF of 97, 77, 390

Answer: Greatest Common Factor(GCF) of 97, 77, 390 = 1

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

Step 2: Then multiply all the prime factors GCF(97, 77, 390) = 1.