Greatest Common Factor of 45, 138, 394

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

• Greatest Common Factor of 45, 138, 394 by common division method
• Greatest Common Factor of 45, 138, 394 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 45

List of positive integer factors of 45 that divides 45 without a remainder.

1,3,5,9,15,45

Factors of 138

List of positive integer factors of 138 that divides 138 without a remainder.

1,2,3,6,23,46,69,138

Factors of 394

List of positive integer factors of 394 that divides 394 without a remainder.

1,2,197,394

Greatest Common Factor

We found the factors 45,138,394 . The biggest common factor number is the GCF number.
So the greatest common factor 45,138,394 is 1.

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

• GCF of 78, 336, 713
• GCF of 61, 265, 169
• GCF of 32, 881, 434
• GCF of 39, 466, 167
• GCF of 47, 900, 442

1. What is the GCF of 45, 138, 394?

Answer: GCF of 45, 138, 394 is 1.

2. How to Find the GCF of 45, 138, 394

Answer: Greatest Common Factor(GCF) of 45, 138, 394 = 1

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

Step 2: Then multiply all the prime factors GCF(45, 138, 394) = 1.