Greatest Common Factor of 39, 25, 60, 170

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

• Greatest Common Factor of 39, 25, 60, 170 by common division method
• Greatest Common Factor of 39, 25, 60, 170 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 39

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

1,3,13,39

Factors of 25

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

1,5,25

Factors of 60

List of positive integer factors of 60 that divides 60 without a remainder.

1,2,3,4,5,6,10,12,15,20,30,60

Factors of 170

List of positive integer factors of 170 that divides 170 without a remainder.

1,2,5,10,17,34,85,170

Greatest Common Factor

We found the factors 39,25,60,170 . The biggest common factor number is the GCF number.
So the greatest common factor 39,25,60,170 is 1.

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

• GCF of 53, 29, 84, 578
• GCF of 76, 46, 26, 225
• GCF of 90, 54, 39, 227
• GCF of 87, 36, 28, 490
• GCF of 66, 21, 42, 435

1. What is the GCF of 39, 25, 60, 170?

Answer: GCF of 39, 25, 60, 170 is 1.

2. How to Find the GCF of 39, 25, 60, 170

Answer: Greatest Common Factor(GCF) of 39, 25, 60, 170 = 1

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

Step 2: Then multiply all the prime factors GCF(39, 25, 60, 170) = 1.