Greatest Common Factor of 395, 423, 642

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

• Greatest Common Factor of 395, 423, 642 by common division method
• Greatest Common Factor of 395, 423, 642 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 395

List of positive integer factors of 395 that divides 395 without a remainder.

1,5,79,395

Factors of 423

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

1,3,9,47,141,423

Factors of 642

List of positive integer factors of 642 that divides 642 without a remainder.

1,2,3,6,107,214,321,642

Greatest Common Factor

We found the factors 395,423,642 . The biggest common factor number is the GCF number.
So the greatest common factor 395,423,642 is 1.

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

• GCF of 259, 784, 293
• GCF of 254, 334, 224
• GCF of 893, 265, 576
• GCF of 970, 970, 665
• GCF of 138, 841, 357

1. What is the GCF of 395, 423, 642?

Answer: GCF of 395, 423, 642 is 1.

2. How to Find the GCF of 395, 423, 642

Answer: Greatest Common Factor(GCF) of 395, 423, 642 = 1

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

Step 2: Then multiply all the prime factors GCF(395, 423, 642) = 1.