Greatest Common Factor of 680, 688, 838

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

• Greatest Common Factor of 680, 688, 838 by common division method
• Greatest Common Factor of 680, 688, 838 with matching the biggest common factor

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

Factors of 680

List of positive integer factors of 680 that divides 680 without a remainder.

1,2,4,5,8,10,17,20,34,40,68,85,136,170,340,680

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 838

List of positive integer factors of 838 that divides 838 without a remainder.

1,2,419,838

Greatest Common Factor

We found the factors 680,688,838 . The biggest common factor number is the GCF number.
So the greatest common factor 680,688,838 is 2.

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

• GCF of 672, 135, 150
• GCF of 514, 671, 570
• GCF of 812, 500, 666
• GCF of 140, 800, 288
• GCF of 819, 266, 722

1. What is the GCF of 680, 688, 838?

Answer: GCF of 680, 688, 838 is 2.

2. How to Find the GCF of 680, 688, 838

Answer: Greatest Common Factor(GCF) of 680, 688, 838 = 2

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

Step 2: Then multiply all the prime factors GCF(680, 688, 838) = 2.