Greatest Common Factor of 654, 345, 420

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

• Greatest Common Factor of 654, 345, 420 by common division method
• Greatest Common Factor of 654, 345, 420 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

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

Factors of 654

List of positive integer factors of 654 that divides 654 without a remainder.

1,2,3,6,109,218,327,654

Factors of 345

List of positive integer factors of 345 that divides 345 without a remainder.

1,3,5,15,23,69,115,345

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

Greatest Common Factor

We found the factors 654,345,420 . The biggest common factor number is the GCF number.
So the greatest common factor 654,345,420 is 3.

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

• GCF of 716, 838, 246
• GCF of 426, 274, 984
• GCF of 597, 305, 517
• GCF of 473, 141, 135
• GCF of 332, 859, 206

1. What is the GCF of 654, 345, 420?

Answer: GCF of 654, 345, 420 is 3.

2. How to Find the GCF of 654, 345, 420

Answer: Greatest Common Factor(GCF) of 654, 345, 420 = 3

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

Step 2: Then multiply all the prime factors GCF(654, 345, 420) = 3.