Greatest Common Factor of 138, 345, 458

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

• Greatest Common Factor of 138, 345, 458 by common division method
• Greatest Common Factor of 138, 345, 458 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 138

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

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

Factors of 345

List of positive integer factors of 345 that divides 345 without a remainder.

1,3,5,15,23,69,115,345

Factors of 458

List of positive integer factors of 458 that divides 458 without a remainder.

1,2,229,458

Greatest Common Factor

We found the factors 138,345,458 . The biggest common factor number is the GCF number.
So the greatest common factor 138,345,458 is 1.

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

• GCF of 332, 699, 426
• GCF of 988, 986, 507
• GCF of 116, 428, 622
• GCF of 141, 227, 188
• GCF of 138, 900, 986

1. What is the GCF of 138, 345, 458?

Answer: GCF of 138, 345, 458 is 1.

2. How to Find the GCF of 138, 345, 458

Answer: Greatest Common Factor(GCF) of 138, 345, 458 = 1

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

Step 2: Then multiply all the prime factors GCF(138, 345, 458) = 1.