Greatest Common Factor of 2, 2, 7, 49

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

• Greatest Common Factor of 2, 2, 7, 49 by common division method
• Greatest Common Factor of 2, 2, 7, 49 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 2

List of positive integer factors of 2 that divides 2 without a remainder.

1,2

Factors of 2

List of positive integer factors of 2 that divides 2 without a remainder.

1,2

Factors of 7

List of positive integer factors of 7 that divides 7 without a remainder.

1,7

Factors of 49

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

1,7,49

Greatest Common Factor

We found the factors 2,2,7,49 . The biggest common factor number is the GCF number.
So the greatest common factor 2,2,7,49 is 1.

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

• GCF of 4, 5, 4, 27
• GCF of 9, 4, 5, 30
• GCF of 5, 6, 1, 21
• GCF of 8, 4, 5, 66
• GCF of 1, 7, 3, 42

1. What is the GCF of 2, 2, 7, 49?

Answer: GCF of 2, 2, 7, 49 is 1.

2. How to Find the GCF of 2, 2, 7, 49

Answer: Greatest Common Factor(GCF) of 2, 2, 7, 49 = 1

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

Step 2: Then multiply all the prime factors GCF(2, 2, 7, 49) = 1.