Greatest Common Factor of 189, 570, 109, 438

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

• Greatest Common Factor of 189, 570, 109, 438 by common division method
• Greatest Common Factor of 189, 570, 109, 438 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 189

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

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

Factors of 570

List of positive integer factors of 570 that divides 570 without a remainder.

1,2,3,5,6,10,15,19,30,38,57,95,114,190,285,570

Factors of 109

List of positive integer factors of 109 that divides 109 without a remainder.

1,109

Factors of 438

List of positive integer factors of 438 that divides 438 without a remainder.

1,2,3,6,73,146,219,438

Greatest Common Factor

We found the factors 189,570,109,438 . The biggest common factor number is the GCF number.
So the greatest common factor 189,570,109,438 is 1.

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

• GCF of 335, 600, 392, 274
• GCF of 611, 623, 417, 453
• GCF of 804, 114, 428, 402
• GCF of 139, 951, 883, 312
• GCF of 815, 270, 326, 699

1. What is the GCF of 189, 570, 109, 438?

Answer: GCF of 189, 570, 109, 438 is 1.

2. How to Find the GCF of 189, 570, 109, 438

Answer: Greatest Common Factor(GCF) of 189, 570, 109, 438 = 1

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

Step 2: Then multiply all the prime factors GCF(189, 570, 109, 438) = 1.