Greatest Common Factor of 420, 508, 401, 168

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

• Greatest Common Factor of 420, 508, 401, 168 by common division method
• Greatest Common Factor of 420, 508, 401, 168 with matching the biggest common factor

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∴ 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 508

List of positive integer factors of 508 that divides 508 without a remainder.

1,2,4,127,254,508

Factors of 401

List of positive integer factors of 401 that divides 401 without a remainder.

1,401

Factors of 168

List of positive integer factors of 168 that divides 168 without a remainder.

1,2,3,4,6,7,8,12,14,21,24,28,42,56,84,168

Greatest Common Factor

We found the factors 420,508,401,168 . The biggest common factor number is the GCF number.
So the greatest common factor 420,508,401,168 is 1.

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

• GCF of 564, 102, 643, 206
• GCF of 761, 389, 401, 698
• GCF of 285, 266, 428, 977
• GCF of 441, 110, 658, 358
• GCF of 173, 280, 187, 973

1. What is the GCF of 420, 508, 401, 168?

Answer: GCF of 420, 508, 401, 168 is 1.

2. How to Find the GCF of 420, 508, 401, 168

Answer: Greatest Common Factor(GCF) of 420, 508, 401, 168 = 1

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

Step 2: Then multiply all the prime factors GCF(420, 508, 401, 168) = 1.