Greatest Common Factor of 71, 45, 16, 87

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

• Greatest Common Factor of 71, 45, 16, 87 by common division method
• Greatest Common Factor of 71, 45, 16, 87 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 71

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

1,71

Factors of 45

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

1,3,5,9,15,45

Factors of 16

List of positive integer factors of 16 that divides 16 without a remainder.

1,2,4,8,16

Factors of 87

List of positive integer factors of 87 that divides 87 without a remainder.

1,3,29,87

Greatest Common Factor

We found the factors 71,45,16,87 . The biggest common factor number is the GCF number.
So the greatest common factor 71,45,16,87 is 1.

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

• GCF of 10, 25, 19, 88
• GCF of 69, 88, 42, 17
• GCF of 99, 55, 45, 18
• GCF of 33, 48, 75, 74
• GCF of 78, 51, 37, 26

1. What is the GCF of 71, 45, 16, 87?

Answer: GCF of 71, 45, 16, 87 is 1.

2. How to Find the GCF of 71, 45, 16, 87

Answer: Greatest Common Factor(GCF) of 71, 45, 16, 87 = 1

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

Step 2: Then multiply all the prime factors GCF(71, 45, 16, 87) = 1.