Greatest Common Factor of 87, 39, 870

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

• Greatest Common Factor of 87, 39, 870 by common division method
• Greatest Common Factor of 87, 39, 870 with matching the biggest common factor

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∴ So the GCF of the given numbers is 3 = 3

Factors of 87

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

1,3,29,87

Factors of 39

List of positive integer factors of 39 that divides 39 without a remainder.

1,3,13,39

Factors of 870

List of positive integer factors of 870 that divides 870 without a remainder.

1,2,3,5,6,10,15,29,30,58,87,145,174,290,435,870

Greatest Common Factor

We found the factors 87,39,870 . The biggest common factor number is the GCF number.
So the greatest common factor 87,39,870 is 3.

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

• GCF of 92, 26, 216
• GCF of 51, 87, 161
• GCF of 57, 85, 123
• GCF of 21, 63, 766
• GCF of 21, 83, 895

1. What is the GCF of 87, 39, 870?

Answer: GCF of 87, 39, 870 is 3.

2. How to Find the GCF of 87, 39, 870

Answer: Greatest Common Factor(GCF) of 87, 39, 870 = 3

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

Step 2: Then multiply all the prime factors GCF(87, 39, 870) = 3.