Greatest Common Factor of 189, 856, 40

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

• Greatest Common Factor of 189, 856, 40 by common division method
• Greatest Common Factor of 189, 856, 40 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 856

List of positive integer factors of 856 that divides 856 without a remainder.

1,2,4,8,107,214,428,856

Factors of 40

List of positive integer factors of 40 that divides 40 without a remainder.

1,2,4,5,8,10,20,40

Greatest Common Factor

We found the factors 189,856,40 . The biggest common factor number is the GCF number.
So the greatest common factor 189,856,40 is 1.

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

• GCF of 941, 418, 15
• GCF of 649, 949, 60
• GCF of 341, 394, 50
• GCF of 789, 287, 48
• GCF of 733, 437, 77

1. What is the GCF of 189, 856, 40?

Answer: GCF of 189, 856, 40 is 1.

2. How to Find the GCF of 189, 856, 40

Answer: Greatest Common Factor(GCF) of 189, 856, 40 = 1

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

Step 2: Then multiply all the prime factors GCF(189, 856, 40) = 1.