Greatest Common Factor of 202, 421, 428

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

• Greatest Common Factor of 202, 421, 428 by common division method
• Greatest Common Factor of 202, 421, 428 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 202

List of positive integer factors of 202 that divides 202 without a remainder.

1,2,101,202

Factors of 421

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

1,421

Factors of 428

List of positive integer factors of 428 that divides 428 without a remainder.

1,2,4,107,214,428

Greatest Common Factor

We found the factors 202,421,428 . The biggest common factor number is the GCF number.
So the greatest common factor 202,421,428 is 1.

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

• GCF of 126, 582, 692
• GCF of 740, 307, 727
• GCF of 904, 880, 150
• GCF of 882, 156, 714
• GCF of 685, 592, 146

1. What is the GCF of 202, 421, 428?

Answer: GCF of 202, 421, 428 is 1.

2. How to Find the GCF of 202, 421, 428

Answer: Greatest Common Factor(GCF) of 202, 421, 428 = 1

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

Step 2: Then multiply all the prime factors GCF(202, 421, 428) = 1.