Greatest Common Factor of 138, 972, 491

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

• Greatest Common Factor of 138, 972, 491 by common division method
• Greatest Common Factor of 138, 972, 491 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 972

List of positive integer factors of 972 that divides 972 without a remainder.

1,2,3,4,6,9,12,18,27,36,54,81,108,162,243,324,486,972

Factors of 491

List of positive integer factors of 491 that divides 491 without a remainder.

1,491

Greatest Common Factor

We found the factors 138,972,491 . The biggest common factor number is the GCF number.
So the greatest common factor 138,972,491 is 1.

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

• GCF of 467, 975, 461
• GCF of 447, 861, 349
• GCF of 760, 875, 646
• GCF of 828, 953, 298
• GCF of 466, 160, 654

1. What is the GCF of 138, 972, 491?

Answer: GCF of 138, 972, 491 is 1.

2. How to Find the GCF of 138, 972, 491

Answer: Greatest Common Factor(GCF) of 138, 972, 491 = 1

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

Step 2: Then multiply all the prime factors GCF(138, 972, 491) = 1.