Greatest Common Factor of 3, 70, 66, 49

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

• Greatest Common Factor of 3, 70, 66, 49 by common division method
• Greatest Common Factor of 3, 70, 66, 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 3

List of positive integer factors of 3 that divides 3 without a remainder.

1,3

Factors of 70

List of positive integer factors of 70 that divides 70 without a remainder.

1,2,5,7,10,14,35,70

Factors of 66

List of positive integer factors of 66 that divides 66 without a remainder.

1,2,3,6,11,22,33,66

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 3,70,66,49 . The biggest common factor number is the GCF number.
So the greatest common factor 3,70,66,49 is 1.

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

• GCF of 6, 83, 61, 83
• GCF of 3, 44, 58, 72
• GCF of 2, 22, 57, 53
• GCF of 6, 45, 88, 82
• GCF of 2, 57, 37, 62

1. What is the GCF of 3, 70, 66, 49?

Answer: GCF of 3, 70, 66, 49 is 1.

2. How to Find the GCF of 3, 70, 66, 49

Answer: Greatest Common Factor(GCF) of 3, 70, 66, 49 = 1

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

Step 2: Then multiply all the prime factors GCF(3, 70, 66, 49) = 1.