Greatest Common Factor of 43, 49, 91, 42

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

• Greatest Common Factor of 43, 49, 91, 42 by common division method
• Greatest Common Factor of 43, 49, 91, 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 43

List of positive integer factors of 43 that divides 43 without a remainder.

1,43

Factors of 49

List of positive integer factors of 49 that divides 49 without a remainder.

1,7,49

Factors of 91

List of positive integer factors of 91 that divides 91 without a remainder.

1,7,13,91

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 43,49,91,42 . The biggest common factor number is the GCF number.
So the greatest common factor 43,49,91,42 is 1.

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

• GCF of 71, 19, 73, 94
• GCF of 18, 97, 26, 92
• GCF of 62, 73, 57, 37
• GCF of 25, 60, 85, 68
• GCF of 76, 74, 94, 92

1. What is the GCF of 43, 49, 91, 42?

Answer: GCF of 43, 49, 91, 42 is 1.

2. How to Find the GCF of 43, 49, 91, 42

Answer: Greatest Common Factor(GCF) of 43, 49, 91, 42 = 1

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

Step 2: Then multiply all the prime factors GCF(43, 49, 91, 42) = 1.