Greatest Common Factor of 828, 686, 142, 74

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

• Greatest Common Factor of 828, 686, 142, 74 by common division method
• Greatest Common Factor of 828, 686, 142, 74 with matching the biggest common factor

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

Factors of 828

List of positive integer factors of 828 that divides 828 without a remainder.

1,2,3,4,6,9,12,18,23,36,46,69,92,138,207,276,414,828

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 142

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

1,2,71,142

Factors of 74

List of positive integer factors of 74 that divides 74 without a remainder.

1,2,37,74

Greatest Common Factor

We found the factors 828,686,142,74 . The biggest common factor number is the GCF number.
So the greatest common factor 828,686,142,74 is 2.

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

• GCF of 577, 675, 147, 40
• GCF of 103, 451, 783, 32
• GCF of 776, 556, 879, 98
• GCF of 898, 821, 600, 50
• GCF of 210, 572, 775, 98

1. What is the GCF of 828, 686, 142, 74?

Answer: GCF of 828, 686, 142, 74 is 2.

2. How to Find the GCF of 828, 686, 142, 74

Answer: Greatest Common Factor(GCF) of 828, 686, 142, 74 = 2

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

Step 2: Then multiply all the prime factors GCF(828, 686, 142, 74) = 2.