Greatest Common Factor of 823, 61, 138

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

• Greatest Common Factor of 823, 61, 138 by common division method
• Greatest Common Factor of 823, 61, 138 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 823

List of positive integer factors of 823 that divides 823 without a remainder.

1,823

Factors of 61

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

1,61

Factors of 138

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

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

Greatest Common Factor

We found the factors 823,61,138 . The biggest common factor number is the GCF number.
So the greatest common factor 823,61,138 is 1.

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

• GCF of 155, 52, 591
• GCF of 535, 79, 629
• GCF of 215, 52, 245
• GCF of 778, 67, 892
• GCF of 463, 88, 142

1. What is the GCF of 823, 61, 138?

Answer: GCF of 823, 61, 138 is 1.

2. How to Find the GCF of 823, 61, 138

Answer: Greatest Common Factor(GCF) of 823, 61, 138 = 1

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

Step 2: Then multiply all the prime factors GCF(823, 61, 138) = 1.