Greatest Common Factor of 138, 578, 17

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

• Greatest Common Factor of 138, 578, 17 by common division method
• Greatest Common Factor of 138, 578, 17 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 138

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

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

Factors of 578

List of positive integer factors of 578 that divides 578 without a remainder.

1,2,17,34,289,578

Factors of 17

List of positive integer factors of 17 that divides 17 without a remainder.

1,17

Greatest Common Factor

We found the factors 138,578,17 . The biggest common factor number is the GCF number.
So the greatest common factor 138,578,17 is 1.

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

• GCF of 669, 472, 44
• GCF of 660, 841, 50
• GCF of 297, 290, 20
• GCF of 379, 888, 76
• GCF of 726, 214, 72

1. What is the GCF of 138, 578, 17?

Answer: GCF of 138, 578, 17 is 1.

2. How to Find the GCF of 138, 578, 17

Answer: Greatest Common Factor(GCF) of 138, 578, 17 = 1

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

Step 2: Then multiply all the prime factors GCF(138, 578, 17) = 1.