Greatest Common Factor of 158, 108, 423, 642

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

• Greatest Common Factor of 158, 108, 423, 642 by common division method
• Greatest Common Factor of 158, 108, 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 158

List of positive integer factors of 158 that divides 158 without a remainder.

1,2,79,158

Factors of 108

List of positive integer factors of 108 that divides 108 without a remainder.

1,2,3,4,6,9,12,18,27,36,54,108

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 158,108,423,642 . The biggest common factor number is the GCF number.
So the greatest common factor 158,108,423,642 is 1.

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

• GCF of 571, 904, 543, 962
• GCF of 703, 304, 813, 559
• GCF of 469, 355, 835, 208
• GCF of 860, 832, 135, 780
• GCF of 316, 990, 403, 174

1. What is the GCF of 158, 108, 423, 642?

Answer: GCF of 158, 108, 423, 642 is 1.

2. How to Find the GCF of 158, 108, 423, 642

Answer: Greatest Common Factor(GCF) of 158, 108, 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(158, 108, 423, 642) = 1.