Greatest Common Factor of 420, 921, 86

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

• Greatest Common Factor of 420, 921, 86 by common division method
• Greatest Common Factor of 420, 921, 86 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 921

List of positive integer factors of 921 that divides 921 without a remainder.

1,3,307,921

Factors of 86

List of positive integer factors of 86 that divides 86 without a remainder.

1,2,43,86

Greatest Common Factor

We found the factors 420,921,86 . The biggest common factor number is the GCF number.
So the greatest common factor 420,921,86 is 1.

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

• GCF of 161, 163, 16
• GCF of 747, 339, 79
• GCF of 569, 610, 50
• GCF of 339, 857, 39
• GCF of 502, 799, 58

1. What is the GCF of 420, 921, 86?

Answer: GCF of 420, 921, 86 is 1.

2. How to Find the GCF of 420, 921, 86

Answer: Greatest Common Factor(GCF) of 420, 921, 86 = 1

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

Step 2: Then multiply all the prime factors GCF(420, 921, 86) = 1.