Greatest Common Factor of 97, 42, 490

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

• Greatest Common Factor of 97, 42, 490 by common division method
• Greatest Common Factor of 97, 42, 490 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 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Factors of 490

List of positive integer factors of 490 that divides 490 without a remainder.

1,2,5,7,10,14,35,49,70,98,245,490

Greatest Common Factor

We found the factors 97,42,490 . The biggest common factor number is the GCF number.
So the greatest common factor 97,42,490 is 1.

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

• GCF of 90, 74, 998
• GCF of 20, 82, 847
• GCF of 12, 71, 657
• GCF of 77, 22, 384
• GCF of 59, 68, 501

1. What is the GCF of 97, 42, 490?

Answer: GCF of 97, 42, 490 is 1.

2. How to Find the GCF of 97, 42, 490

Answer: Greatest Common Factor(GCF) of 97, 42, 490 = 1

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

Step 2: Then multiply all the prime factors GCF(97, 42, 490) = 1.