Greatest Common Factor of 261, 126, 155

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

• Greatest Common Factor of 261, 126, 155 by common division method
• Greatest Common Factor of 261, 126, 155 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 261

List of positive integer factors of 261 that divides 261 without a remainder.

1,3,9,29,87,261

Factors of 126

List of positive integer factors of 126 that divides 126 without a remainder.

1,2,3,6,7,9,14,18,21,42,63,126

Factors of 155

List of positive integer factors of 155 that divides 155 without a remainder.

1,5,31,155

Greatest Common Factor

We found the factors 261,126,155 . The biggest common factor number is the GCF number.
So the greatest common factor 261,126,155 is 1.

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

• GCF of 141, 190, 558
• GCF of 160, 168, 986
• GCF of 631, 569, 901
• GCF of 984, 583, 594
• GCF of 711, 766, 938

1. What is the GCF of 261, 126, 155?

Answer: GCF of 261, 126, 155 is 1.

2. How to Find the GCF of 261, 126, 155

Answer: Greatest Common Factor(GCF) of 261, 126, 155 = 1

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

Step 2: Then multiply all the prime factors GCF(261, 126, 155) = 1.