Greatest Common Factor of 420, 330, 187

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

• Greatest Common Factor of 420, 330, 187 by common division method
• Greatest Common Factor of 420, 330, 187 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 420

List of positive integer factors of 420 that divides 420 without a remainder.

1,2,3,4,5,6,7,10,12,14,15,20,21,28,30,35,42,60,70,84,105,140,210,420

Factors of 330

List of positive integer factors of 330 that divides 330 without a remainder.

1,2,3,5,6,10,11,15,22,30,33,55,66,110,165,330

Factors of 187

List of positive integer factors of 187 that divides 187 without a remainder.

1,11,17,187

Greatest Common Factor

We found the factors 420,330,187 . The biggest common factor number is the GCF number.
So the greatest common factor 420,330,187 is 1.

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

• GCF of 894, 371, 611
• GCF of 970, 345, 123
• GCF of 160, 646, 628
• GCF of 812, 863, 899
• GCF of 264, 593, 114

1. What is the GCF of 420, 330, 187?

Answer: GCF of 420, 330, 187 is 1.

2. How to Find the GCF of 420, 330, 187

Answer: Greatest Common Factor(GCF) of 420, 330, 187 = 1

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

Step 2: Then multiply all the prime factors GCF(420, 330, 187) = 1.