Greatest Common Factor of 18, 61, 25, 76

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

• Greatest Common Factor of 18, 61, 25, 76 by common division method
• Greatest Common Factor of 18, 61, 25, 76 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 18

List of positive integer factors of 18 that divides 18 without a remainder.

1,2,3,6,9,18

Factors of 61

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

1,61

Factors of 25

List of positive integer factors of 25 that divides 25 without a remainder.

1,5,25

Factors of 76

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

1,2,4,19,38,76

Greatest Common Factor

We found the factors 18,61,25,76 . The biggest common factor number is the GCF number.
So the greatest common factor 18,61,25,76 is 1.

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

• GCF of 35, 68, 23, 76
• GCF of 27, 90, 88, 56
• GCF of 14, 25, 75, 39
• GCF of 21, 80, 93, 69
• GCF of 62, 20, 93, 76

1. What is the GCF of 18, 61, 25, 76?

Answer: GCF of 18, 61, 25, 76 is 1.

2. How to Find the GCF of 18, 61, 25, 76

Answer: Greatest Common Factor(GCF) of 18, 61, 25, 76 = 1

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

Step 2: Then multiply all the prime factors GCF(18, 61, 25, 76) = 1.