Greatest Common Factor of 74, 21, 35, 42

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

• Greatest Common Factor of 74, 21, 35, 42 by common division method
• Greatest Common Factor of 74, 21, 35, 42 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 74

List of positive integer factors of 74 that divides 74 without a remainder.

1,2,37,74

Factors of 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Factors of 35

List of positive integer factors of 35 that divides 35 without a remainder.

1,5,7,35

Factors of 42

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

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

Greatest Common Factor

We found the factors 74,21,35,42 . The biggest common factor number is the GCF number.
So the greatest common factor 74,21,35,42 is 1.

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

• GCF of 46, 26, 65, 18
• GCF of 15, 46, 99, 42
• GCF of 26, 67, 91, 74
• GCF of 81, 91, 83, 56
• GCF of 94, 58, 90, 18

1. What is the GCF of 74, 21, 35, 42?

Answer: GCF of 74, 21, 35, 42 is 1.

2. How to Find the GCF of 74, 21, 35, 42

Answer: Greatest Common Factor(GCF) of 74, 21, 35, 42 = 1

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

Step 2: Then multiply all the prime factors GCF(74, 21, 35, 42) = 1.