Greatest Common Factor of 61, 28, 636

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

• Greatest Common Factor of 61, 28, 636 by common division method
• Greatest Common Factor of 61, 28, 636 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 61

List of positive integer factors of 61 that divides 61 without a remainder.

1,61

Factors of 28

List of positive integer factors of 28 that divides 28 without a remainder.

1,2,4,7,14,28

Factors of 636

List of positive integer factors of 636 that divides 636 without a remainder.

1,2,3,4,6,12,53,106,159,212,318,636

Greatest Common Factor

We found the factors 61,28,636 . The biggest common factor number is the GCF number.
So the greatest common factor 61,28,636 is 1.

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

• GCF of 51, 94, 766
• GCF of 82, 15, 840
• GCF of 31, 51, 930
• GCF of 53, 76, 213
• GCF of 28, 97, 153

1. What is the GCF of 61, 28, 636?

Answer: GCF of 61, 28, 636 is 1.

2. How to Find the GCF of 61, 28, 636

Answer: Greatest Common Factor(GCF) of 61, 28, 636 = 1

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

Step 2: Then multiply all the prime factors GCF(61, 28, 636) = 1.