Greatest Common Factor of 90, 79, 48, 49, 12

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

• Greatest Common Factor of 90, 79, 48, 49, 12 by common division method
• Greatest Common Factor of 90, 79, 48, 49, 12 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 90

List of positive integer factors of 90 that divides 90 without a remainder.

1,2,3,5,6,9,10,15,18,30,45,90

Factors of 79

List of positive integer factors of 79 that divides 79 without a remainder.

1,79

Factors of 48

List of positive integer factors of 48 that divides 48 without a remainder.

1,2,3,4,6,8,12,16,24,48

Factors of 49

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

1,7,49

Factors of 12

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

1,2,3,4,6,12

Greatest Common Factor

We found the factors 90,79,48,49,12 . The biggest common factor number is the GCF number.
So the greatest common factor 90,79,48,49,12 is 1.

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

• GCF of 49, 23, 55, 81, 33
• GCF of 21, 50, 86, 33, 93
• GCF of 82, 60, 77, 87, 69
• GCF of 19, 92, 25, 45, 37
• GCF of 17, 37, 87, 44, 53

1. What is the GCF of 90, 79, 48, 49, 12?

Answer: GCF of 90, 79, 48, 49, 12 is 1.

2. How to Find the GCF of 90, 79, 48, 49, 12

Answer: Greatest Common Factor(GCF) of 90, 79, 48, 49, 12 = 1

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

Step 2: Then multiply all the prime factors GCF(90, 79, 48, 49, 12) = 1.