Greatest Common Factor of 76, 90, 21, 879

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

• Greatest Common Factor of 76, 90, 21, 879 by common division method
• Greatest Common Factor of 76, 90, 21, 879 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 76

List of positive integer factors of 76 that divides 76 without a remainder.

1,2,4,19,38,76

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 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Factors of 879

List of positive integer factors of 879 that divides 879 without a remainder.

1,3,293,879

Greatest Common Factor

We found the factors 76,90,21,879 . The biggest common factor number is the GCF number.
So the greatest common factor 76,90,21,879 is 1.

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

• GCF of 81, 25, 61, 988
• GCF of 43, 19, 20, 342
• GCF of 46, 41, 97, 355
• GCF of 66, 56, 44, 415
• GCF of 33, 30, 76, 221

1. What is the GCF of 76, 90, 21, 879?

Answer: GCF of 76, 90, 21, 879 is 1.

2. How to Find the GCF of 76, 90, 21, 879

Answer: Greatest Common Factor(GCF) of 76, 90, 21, 879 = 1

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

Step 2: Then multiply all the prime factors GCF(76, 90, 21, 879) = 1.