Greatest Common Factor of 420, 390, 554

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

• Greatest Common Factor of 420, 390, 554 by common division method
• Greatest Common Factor of 420, 390, 554 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 2 = 2

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 390

List of positive integer factors of 390 that divides 390 without a remainder.

1,2,3,5,6,10,13,15,26,30,39,65,78,130,195,390

Factors of 554

List of positive integer factors of 554 that divides 554 without a remainder.

1,2,277,554

Greatest Common Factor

We found the factors 420,390,554 . The biggest common factor number is the GCF number.
So the greatest common factor 420,390,554 is 2.

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

• GCF of 184, 846, 392
• GCF of 649, 537, 753
• GCF of 427, 285, 852
• GCF of 661, 597, 138
• GCF of 943, 998, 546

1. What is the GCF of 420, 390, 554?

Answer: GCF of 420, 390, 554 is 2.

2. How to Find the GCF of 420, 390, 554

Answer: Greatest Common Factor(GCF) of 420, 390, 554 = 2

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

Step 2: Then multiply all the prime factors GCF(420, 390, 554) = 2.