Greatest Common Factor of 30, 630, 195

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

• Greatest Common Factor of 30, 630, 195 by common division method
• Greatest Common Factor of 30, 630, 195 with matching the biggest common factor

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∴ So the GCF of the given numbers is 3 x 5 = 15

Factors of 30

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

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

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 195

List of positive integer factors of 195 that divides 195 without a remainder.

1,3,5,13,15,39,65,195

Greatest Common Factor

We found the factors 30,630,195 . The biggest common factor number is the GCF number.
So the greatest common factor 30,630,195 is 15.

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

• GCF of 51, 948, 665
• GCF of 78, 649, 799
• GCF of 19, 544, 741
• GCF of 67, 368, 914
• GCF of 84, 402, 347

1. What is the GCF of 30, 630, 195?

Answer: GCF of 30, 630, 195 is 15.

2. How to Find the GCF of 30, 630, 195

Answer: Greatest Common Factor(GCF) of 30, 630, 195 = 15

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

Step 2: Then multiply all the prime factors GCF(30, 630, 195) = 15.