Greatest Common Factor of 142, 686, 170

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

• Greatest Common Factor of 142, 686, 170 by common division method
• Greatest Common Factor of 142, 686, 170 with matching the biggest common factor

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∴ So the GCF of the given numbers is 2 = 2

Factors of 142

List of positive integer factors of 142 that divides 142 without a remainder.

1,2,71,142

Factors of 686

List of positive integer factors of 686 that divides 686 without a remainder.

1,2,7,14,49,98,343,686

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 142,686,170 . The biggest common factor number is the GCF number.
So the greatest common factor 142,686,170 is 2.

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

• GCF of 985, 431, 861
• GCF of 649, 536, 727
• GCF of 674, 250, 546
• GCF of 172, 879, 215
• GCF of 773, 206, 849

1. What is the GCF of 142, 686, 170?

Answer: GCF of 142, 686, 170 is 2.

2. How to Find the GCF of 142, 686, 170

Answer: Greatest Common Factor(GCF) of 142, 686, 170 = 2

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

Step 2: Then multiply all the prime factors GCF(142, 686, 170) = 2.