Greatest Common Factor of 390, 688, 34

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

• Greatest Common Factor of 390, 688, 34 by common division method
• Greatest Common Factor of 390, 688, 34 with matching the biggest common factor

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

Factors of 390

List of positive integer factors of 390 that divides 390 without a remainder.

1,2,3,5,6,10,13,15,26,30,39,65,78,130,195,390

Factors of 688

List of positive integer factors of 688 that divides 688 without a remainder.

1,2,4,8,16,43,86,172,344,688

Factors of 34

List of positive integer factors of 34 that divides 34 without a remainder.

1,2,17,34

Greatest Common Factor

We found the factors 390,688,34 . The biggest common factor number is the GCF number.
So the greatest common factor 390,688,34 is 2.

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

• GCF of 492, 819, 64
• GCF of 859, 966, 87
• GCF of 924, 134, 73
• GCF of 732, 909, 68
• GCF of 198, 448, 62

1. What is the GCF of 390, 688, 34?

Answer: GCF of 390, 688, 34 is 2.

2. How to Find the GCF of 390, 688, 34

Answer: Greatest Common Factor(GCF) of 390, 688, 34 = 2

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

Step 2: Then multiply all the prime factors GCF(390, 688, 34) = 2.