Greatest Common Factor of 684, 630, 30

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

• Greatest Common Factor of 684, 630, 30 by common division method
• Greatest Common Factor of 684, 630, 30 with matching the biggest common factor

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∴ So the GCF of the given numbers is 2 x 3 = 6

Factors of 684

List of positive integer factors of 684 that divides 684 without a remainder.

1,2,3,4,6,9,12,18,19,36,38,57,76,114,171,228,342,684

Factors of 630

List of positive integer factors of 630 that divides 630 without a remainder.

1,2,3,5,6,7,9,10,14,15,18,21,30,35,42,45,63,70,90,105,126,210,315,630

Factors of 30

List of positive integer factors of 30 that divides 30 without a remainder.

1,2,3,5,6,10,15,30

Greatest Common Factor

We found the factors 684,630,30 . The biggest common factor number is the GCF number.
So the greatest common factor 684,630,30 is 6.

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

• GCF of 210, 810, 47
• GCF of 978, 978, 88
• GCF of 461, 550, 99
• GCF of 572, 164, 96
• GCF of 469, 474, 39

1. What is the GCF of 684, 630, 30?

Answer: GCF of 684, 630, 30 is 6.

2. How to Find the GCF of 684, 630, 30

Answer: Greatest Common Factor(GCF) of 684, 630, 30 = 6

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

Step 2: Then multiply all the prime factors GCF(684, 630, 30) = 6.