Greatest Common Factor of 45, 76, 63, 71

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

• Greatest Common Factor of 45, 76, 63, 71 by common division method
• Greatest Common Factor of 45, 76, 63, 71 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 45

List of positive integer factors of 45 that divides 45 without a remainder.

1,3,5,9,15,45

Factors of 76

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

1,2,4,19,38,76

Factors of 63

List of positive integer factors of 63 that divides 63 without a remainder.

1,3,7,9,21,63

Factors of 71

List of positive integer factors of 71 that divides 71 without a remainder.

1,71

Greatest Common Factor

We found the factors 45,76,63,71 . The biggest common factor number is the GCF number.
So the greatest common factor 45,76,63,71 is 1.

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

• GCF of 96, 86, 28, 17
• GCF of 20, 91, 49, 70
• GCF of 87, 87, 20, 92
• GCF of 22, 71, 61, 87
• GCF of 19, 39, 24, 52

1. What is the GCF of 45, 76, 63, 71?

Answer: GCF of 45, 76, 63, 71 is 1.

2. How to Find the GCF of 45, 76, 63, 71

Answer: Greatest Common Factor(GCF) of 45, 76, 63, 71 = 1

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

Step 2: Then multiply all the prime factors GCF(45, 76, 63, 71) = 1.