Greatest Common Factor of 20, 405, 404, 214

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

• Greatest Common Factor of 20, 405, 404, 214 by common division method
• Greatest Common Factor of 20, 405, 404, 214 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 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Factors of 405

List of positive integer factors of 405 that divides 405 without a remainder.

1,3,5,9,15,27,45,81,135,405

Factors of 404

List of positive integer factors of 404 that divides 404 without a remainder.

1,2,4,101,202,404

Factors of 214

List of positive integer factors of 214 that divides 214 without a remainder.

1,2,107,214

Greatest Common Factor

We found the factors 20,405,404,214 . The biggest common factor number is the GCF number.
So the greatest common factor 20,405,404,214 is 1.

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

• GCF of 68, 646, 525, 327
• GCF of 86, 748, 452, 427
• GCF of 12, 846, 173, 674
• GCF of 38, 698, 876, 879
• GCF of 54, 185, 902, 461

1. What is the GCF of 20, 405, 404, 214?

Answer: GCF of 20, 405, 404, 214 is 1.

2. How to Find the GCF of 20, 405, 404, 214

Answer: Greatest Common Factor(GCF) of 20, 405, 404, 214 = 1

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

Step 2: Then multiply all the prime factors GCF(20, 405, 404, 214) = 1.