Greatest Common Factor of 205, 400, 420

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

• Greatest Common Factor of 205, 400, 420 by common division method
• Greatest Common Factor of 205, 400, 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 5 = 5

Factors of 205

List of positive integer factors of 205 that divides 205 without a remainder.

1,5,41,205

Factors of 400

List of positive integer factors of 400 that divides 400 without a remainder.

1,2,4,5,8,10,16,20,25,40,50,80,100,200,400

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 205,400,420 . The biggest common factor number is the GCF number.
So the greatest common factor 205,400,420 is 5.

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

• GCF of 463, 565, 891
• GCF of 819, 471, 124
• GCF of 778, 848, 433
• GCF of 656, 508, 233
• GCF of 142, 264, 753

1. What is the GCF of 205, 400, 420?

Answer: GCF of 205, 400, 420 is 5.

2. How to Find the GCF of 205, 400, 420

Answer: Greatest Common Factor(GCF) of 205, 400, 420 = 5

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

Step 2: Then multiply all the prime factors GCF(205, 400, 420) = 5.