Greatest Common Factor of 25, 15, 870

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

• Greatest Common Factor of 25, 15, 870 by common division method
• Greatest Common Factor of 25, 15, 870 with matching the biggest common factor

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∴ So the GCF of the given numbers is 5 = 5

Factors of 25

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

1,5,25

Factors of 15

List of positive integer factors of 15 that divides 15 without a remainder.

1,3,5,15

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 25,15,870 . The biggest common factor number is the GCF number.
So the greatest common factor 25,15,870 is 5.

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

• GCF of 12, 39, 313
• GCF of 92, 24, 816
• GCF of 18, 96, 212
• GCF of 26, 62, 309
• GCF of 81, 85, 417

1. What is the GCF of 25, 15, 870?

Answer: GCF of 25, 15, 870 is 5.

2. How to Find the GCF of 25, 15, 870

Answer: Greatest Common Factor(GCF) of 25, 15, 870 = 5

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

Step 2: Then multiply all the prime factors GCF(25, 15, 870) = 5.