Greatest Common Factor of 12, 47, 49, 490

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

• Greatest Common Factor of 12, 47, 49, 490 by common division method
• Greatest Common Factor of 12, 47, 49, 490 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 12

List of positive integer factors of 12 that divides 12 without a remainder.

1,2,3,4,6,12

Factors of 47

List of positive integer factors of 47 that divides 47 without a remainder.

1,47

Factors of 49

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

1,7,49

Factors of 490

List of positive integer factors of 490 that divides 490 without a remainder.

1,2,5,7,10,14,35,49,70,98,245,490

Greatest Common Factor

We found the factors 12,47,49,490 . The biggest common factor number is the GCF number.
So the greatest common factor 12,47,49,490 is 1.

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

• GCF of 47, 53, 66, 951
• GCF of 57, 39, 29, 498
• GCF of 35, 84, 98, 440
• GCF of 81, 67, 70, 719
• GCF of 60, 25, 75, 943

1. What is the GCF of 12, 47, 49, 490?

Answer: GCF of 12, 47, 49, 490 is 1.

2. How to Find the GCF of 12, 47, 49, 490

Answer: Greatest Common Factor(GCF) of 12, 47, 49, 490 = 1

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

Step 2: Then multiply all the prime factors GCF(12, 47, 49, 490) = 1.