Greatest Common Factor of 31, 86, 138, 146

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

• Greatest Common Factor of 31, 86, 138, 146 by common division method
• Greatest Common Factor of 31, 86, 138, 146 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 31

List of positive integer factors of 31 that divides 31 without a remainder.

1,31

Factors of 86

List of positive integer factors of 86 that divides 86 without a remainder.

1,2,43,86

Factors of 138

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

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

Factors of 146

List of positive integer factors of 146 that divides 146 without a remainder.

1,2,73,146

Greatest Common Factor

We found the factors 31,86,138,146 . The biggest common factor number is the GCF number.
So the greatest common factor 31,86,138,146 is 1.

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

• GCF of 13, 68, 276, 633
• GCF of 74, 40, 307, 703
• GCF of 82, 36, 969, 381
• GCF of 54, 40, 300, 485
• GCF of 47, 42, 786, 182

1. What is the GCF of 31, 86, 138, 146?

Answer: GCF of 31, 86, 138, 146 is 1.

2. How to Find the GCF of 31, 86, 138, 146

Answer: Greatest Common Factor(GCF) of 31, 86, 138, 146 = 1

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

Step 2: Then multiply all the prime factors GCF(31, 86, 138, 146) = 1.