Greatest Common Factor of 138, 166, 61

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

• Greatest Common Factor of 138, 166, 61 by common division method
• Greatest Common Factor of 138, 166, 61 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 166

List of positive integer factors of 166 that divides 166 without a remainder.

1,2,83,166

Factors of 61

List of positive integer factors of 61 that divides 61 without a remainder.

1,61

Greatest Common Factor

We found the factors 138,166,61 . The biggest common factor number is the GCF number.
So the greatest common factor 138,166,61 is 1.

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

• GCF of 269, 969, 67
• GCF of 114, 723, 57
• GCF of 790, 729, 85
• GCF of 692, 401, 33
• GCF of 655, 563, 41

1. What is the GCF of 138, 166, 61?

Answer: GCF of 138, 166, 61 is 1.

2. How to Find the GCF of 138, 166, 61

Answer: Greatest Common Factor(GCF) of 138, 166, 61 = 1

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

Step 2: Then multiply all the prime factors GCF(138, 166, 61) = 1.