Greatest Common Factor of 81, 42, 98, 119

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

• Greatest Common Factor of 81, 42, 98, 119 by common division method
• Greatest Common Factor of 81, 42, 98, 119 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 81

List of positive integer factors of 81 that divides 81 without a remainder.

1,3,9,27,81

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 98

List of positive integer factors of 98 that divides 98 without a remainder.

1,2,7,14,49,98

Factors of 119

List of positive integer factors of 119 that divides 119 without a remainder.

1,7,17,119

Greatest Common Factor

We found the factors 81,42,98,119 . The biggest common factor number is the GCF number.
So the greatest common factor 81,42,98,119 is 1.

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

• GCF of 33, 32, 55, 535
• GCF of 34, 45, 73, 668
• GCF of 50, 82, 49, 736
• GCF of 11, 77, 29, 708
• GCF of 53, 29, 56, 817

1. What is the GCF of 81, 42, 98, 119?

Answer: GCF of 81, 42, 98, 119 is 1.

2. How to Find the GCF of 81, 42, 98, 119

Answer: Greatest Common Factor(GCF) of 81, 42, 98, 119 = 1

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

Step 2: Then multiply all the prime factors GCF(81, 42, 98, 119) = 1.