Greatest Common Factor of 870, 168, 345

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

• Greatest Common Factor of 870, 168, 345 by common division method
• Greatest Common Factor of 870, 168, 345 with matching the biggest common factor

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

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

Factors of 168

List of positive integer factors of 168 that divides 168 without a remainder.

1,2,3,4,6,7,8,12,14,21,24,28,42,56,84,168

Factors of 345

List of positive integer factors of 345 that divides 345 without a remainder.

1,3,5,15,23,69,115,345

Greatest Common Factor

We found the factors 870,168,345 . The biggest common factor number is the GCF number.
So the greatest common factor 870,168,345 is 3.

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

• GCF of 811, 437, 780
• GCF of 753, 469, 155
• GCF of 123, 821, 903
• GCF of 498, 987, 853
• GCF of 196, 669, 377

1. What is the GCF of 870, 168, 345?

Answer: GCF of 870, 168, 345 is 3.

2. How to Find the GCF of 870, 168, 345

Answer: Greatest Common Factor(GCF) of 870, 168, 345 = 3

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

Step 2: Then multiply all the prime factors GCF(870, 168, 345) = 3.