Greatest Common Factor of 420, 111, 428

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

• Greatest Common Factor of 420, 111, 428 by common division method
• Greatest Common Factor of 420, 111, 428 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ GCF of numbers is 1 because of no common factors present between them.

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 111

List of positive integer factors of 111 that divides 111 without a remainder.

1,3,37,111

Factors of 428

List of positive integer factors of 428 that divides 428 without a remainder.

1,2,4,107,214,428

Greatest Common Factor

We found the factors 420,111,428 . The biggest common factor number is the GCF number.
So the greatest common factor 420,111,428 is 1.

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

• GCF of 488, 980, 401
• GCF of 895, 521, 239
• GCF of 429, 810, 207
• GCF of 439, 624, 305
• GCF of 250, 782, 159

1. What is the GCF of 420, 111, 428?

Answer: GCF of 420, 111, 428 is 1.

2. How to Find the GCF of 420, 111, 428

Answer: Greatest Common Factor(GCF) of 420, 111, 428 = 1

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

Step 2: Then multiply all the prime factors GCF(420, 111, 428) = 1.