Greatest Common Factor of 20, 77, 30, 696

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

• Greatest Common Factor of 20, 77, 30, 696 by common division method
• Greatest Common Factor of 20, 77, 30, 696 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 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Factors of 77

List of positive integer factors of 77 that divides 77 without a remainder.

1,7,11,77

Factors of 30

List of positive integer factors of 30 that divides 30 without a remainder.

1,2,3,5,6,10,15,30

Factors of 696

List of positive integer factors of 696 that divides 696 without a remainder.

1,2,3,4,6,8,12,24,29,58,87,116,174,232,348,696

Greatest Common Factor

We found the factors 20,77,30,696 . The biggest common factor number is the GCF number.
So the greatest common factor 20,77,30,696 is 1.

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

• GCF of 32, 86, 97, 188
• GCF of 19, 38, 37, 223
• GCF of 42, 56, 60, 132
• GCF of 88, 83, 81, 650
• GCF of 16, 79, 44, 175

1. What is the GCF of 20, 77, 30, 696?

Answer: GCF of 20, 77, 30, 696 is 1.

2. How to Find the GCF of 20, 77, 30, 696

Answer: Greatest Common Factor(GCF) of 20, 77, 30, 696 = 1

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

Step 2: Then multiply all the prime factors GCF(20, 77, 30, 696) = 1.