Greatest Common Factor of 97, 90, 690

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

• Greatest Common Factor of 97, 90, 690 by common division method
• Greatest Common Factor of 97, 90, 690 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 90

List of positive integer factors of 90 that divides 90 without a remainder.

1,2,3,5,6,9,10,15,18,30,45,90

Factors of 690

List of positive integer factors of 690 that divides 690 without a remainder.

1,2,3,5,6,10,15,23,30,46,69,115,138,230,345,690

Greatest Common Factor

We found the factors 97,90,690 . The biggest common factor number is the GCF number.
So the greatest common factor 97,90,690 is 1.

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

• GCF of 45, 10, 157
• GCF of 64, 18, 139
• GCF of 41, 93, 129
• GCF of 35, 52, 844
• GCF of 74, 47, 706

1. What is the GCF of 97, 90, 690?

Answer: GCF of 97, 90, 690 is 1.

2. How to Find the GCF of 97, 90, 690

Answer: Greatest Common Factor(GCF) of 97, 90, 690 = 1

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

Step 2: Then multiply all the prime factors GCF(97, 90, 690) = 1.