Greatest Common Factor of 284, 189, 421

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

• Greatest Common Factor of 284, 189, 421 by common division method
• Greatest Common Factor of 284, 189, 421 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 284

List of positive integer factors of 284 that divides 284 without a remainder.

1,2,4,71,142,284

Factors of 189

List of positive integer factors of 189 that divides 189 without a remainder.

1,3,7,9,21,27,63,189

Factors of 421

List of positive integer factors of 421 that divides 421 without a remainder.

1,421

Greatest Common Factor

We found the factors 284,189,421 . The biggest common factor number is the GCF number.
So the greatest common factor 284,189,421 is 1.

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

• GCF of 228, 866, 131
• GCF of 643, 190, 373
• GCF of 864, 112, 533
• GCF of 600, 483, 391
• GCF of 757, 971, 274

1. What is the GCF of 284, 189, 421?

Answer: GCF of 284, 189, 421 is 1.

2. How to Find the GCF of 284, 189, 421

Answer: Greatest Common Factor(GCF) of 284, 189, 421 = 1

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

Step 2: Then multiply all the prime factors GCF(284, 189, 421) = 1.