Greatest Common Factor of 624, 123, 420

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

• Greatest Common Factor of 624, 123, 420 by common division method
• Greatest Common Factor of 624, 123, 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 624

List of positive integer factors of 624 that divides 624 without a remainder.

1,2,3,4,6,8,12,13,16,24,26,39,48,52,78,104,156,208,312,624

Factors of 123

List of positive integer factors of 123 that divides 123 without a remainder.

1,3,41,123

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 624,123,420 . The biggest common factor number is the GCF number.
So the greatest common factor 624,123,420 is 3.

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

• GCF of 136, 903, 614
• GCF of 840, 287, 800
• GCF of 517, 689, 933
• GCF of 441, 477, 542
• GCF of 768, 377, 354

1. What is the GCF of 624, 123, 420?

Answer: GCF of 624, 123, 420 is 3.

2. How to Find the GCF of 624, 123, 420

Answer: Greatest Common Factor(GCF) of 624, 123, 420 = 3

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

Step 2: Then multiply all the prime factors GCF(624, 123, 420) = 3.