Greatest Common Factor of 42, 71, 32, 121

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

• Greatest Common Factor of 42, 71, 32, 121 by common division method
• Greatest Common Factor of 42, 71, 32, 121 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 42

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

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

Factors of 71

List of positive integer factors of 71 that divides 71 without a remainder.

1,71

Factors of 32

List of positive integer factors of 32 that divides 32 without a remainder.

1,2,4,8,16,32

Factors of 121

List of positive integer factors of 121 that divides 121 without a remainder.

1,11,121

Greatest Common Factor

We found the factors 42,71,32,121 . The biggest common factor number is the GCF number.
So the greatest common factor 42,71,32,121 is 1.

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

• GCF of 66, 70, 53, 159
• GCF of 66, 69, 98, 255
• GCF of 97, 46, 42, 193
• GCF of 95, 98, 88, 346
• GCF of 17, 66, 95, 158

1. What is the GCF of 42, 71, 32, 121?

Answer: GCF of 42, 71, 32, 121 is 1.

2. How to Find the GCF of 42, 71, 32, 121

Answer: Greatest Common Factor(GCF) of 42, 71, 32, 121 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 71, 32, 121) = 1.