Greatest Common Factor of 171, 420, 744

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

• Greatest Common Factor of 171, 420, 744 by common division method
• Greatest Common Factor of 171, 420, 744 with matching the biggest common factor

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∴ So the GCF of the given numbers is 3 = 3

Factors of 171

List of positive integer factors of 171 that divides 171 without a remainder.

1,3,9,19,57,171

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 744

List of positive integer factors of 744 that divides 744 without a remainder.

1,2,3,4,6,8,12,24,31,62,93,124,186,248,372,744

Greatest Common Factor

We found the factors 171,420,744 . The biggest common factor number is the GCF number.
So the greatest common factor 171,420,744 is 3.

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

• GCF of 647, 763, 965
• GCF of 449, 568, 994
• GCF of 703, 263, 193
• GCF of 716, 400, 102
• GCF of 226, 716, 364

1. What is the GCF of 171, 420, 744?

Answer: GCF of 171, 420, 744 is 3.

2. How to Find the GCF of 171, 420, 744

Answer: Greatest Common Factor(GCF) of 171, 420, 744 = 3

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

Step 2: Then multiply all the prime factors GCF(171, 420, 744) = 3.