Greatest Common Factor of 420, 801, 690

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

• Greatest Common Factor of 420, 801, 690 by common division method
• Greatest Common Factor of 420, 801, 690 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 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 801

List of positive integer factors of 801 that divides 801 without a remainder.

1,3,9,89,267,801

Factors of 690

List of positive integer factors of 690 that divides 690 without a remainder.

1,2,3,5,6,10,15,23,30,46,69,115,138,230,345,690

Greatest Common Factor

We found the factors 420,801,690 . The biggest common factor number is the GCF number.
So the greatest common factor 420,801,690 is 3.

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

• GCF of 406, 759, 277
• GCF of 619, 686, 454
• GCF of 721, 191, 780
• GCF of 351, 620, 733
• GCF of 796, 218, 979

1. What is the GCF of 420, 801, 690?

Answer: GCF of 420, 801, 690 is 3.

2. How to Find the GCF of 420, 801, 690

Answer: Greatest Common Factor(GCF) of 420, 801, 690 = 3

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

Step 2: Then multiply all the prime factors GCF(420, 801, 690) = 3.