Greatest Common Factor of 423, 553, 138

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

• Greatest Common Factor of 423, 553, 138 by common division method
• Greatest Common Factor of 423, 553, 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 423

List of positive integer factors of 423 that divides 423 without a remainder.

1,3,9,47,141,423

Factors of 553

List of positive integer factors of 553 that divides 553 without a remainder.

1,7,79,553

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 423,553,138 . The biggest common factor number is the GCF number.
So the greatest common factor 423,553,138 is 1.

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

• GCF of 427, 685, 883
• GCF of 951, 282, 875
• GCF of 562, 976, 133
• GCF of 302, 260, 442
• GCF of 101, 512, 727

1. What is the GCF of 423, 553, 138?

Answer: GCF of 423, 553, 138 is 1.

2. How to Find the GCF of 423, 553, 138

Answer: Greatest Common Factor(GCF) of 423, 553, 138 = 1

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

Step 2: Then multiply all the prime factors GCF(423, 553, 138) = 1.