Greatest Common Factor of 465, 438, 56, 138

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

• Greatest Common Factor of 465, 438, 56, 138 by common division method
• Greatest Common Factor of 465, 438, 56, 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 465

List of positive integer factors of 465 that divides 465 without a remainder.

1,3,5,15,31,93,155,465

Factors of 438

List of positive integer factors of 438 that divides 438 without a remainder.

1,2,3,6,73,146,219,438

Factors of 56

List of positive integer factors of 56 that divides 56 without a remainder.

1,2,4,7,8,14,28,56

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 465,438,56,138 . The biggest common factor number is the GCF number.
So the greatest common factor 465,438,56,138 is 1.

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

• GCF of 168, 147, 10, 408
• GCF of 155, 337, 88, 895
• GCF of 187, 898, 34, 184
• GCF of 672, 721, 24, 715
• GCF of 825, 725, 63, 864

1. What is the GCF of 465, 438, 56, 138?

Answer: GCF of 465, 438, 56, 138 is 1.

2. How to Find the GCF of 465, 438, 56, 138

Answer: Greatest Common Factor(GCF) of 465, 438, 56, 138 = 1

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

Step 2: Then multiply all the prime factors GCF(465, 438, 56, 138) = 1.