Greatest Common Factor of 342, 145, 77

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

• Greatest Common Factor of 342, 145, 77 by common division method
• Greatest Common Factor of 342, 145, 77 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 342

List of positive integer factors of 342 that divides 342 without a remainder.

1,2,3,6,9,18,19,38,57,114,171,342

Factors of 145

List of positive integer factors of 145 that divides 145 without a remainder.

1,5,29,145

Factors of 77

List of positive integer factors of 77 that divides 77 without a remainder.

1,7,11,77

Greatest Common Factor

We found the factors 342,145,77 . The biggest common factor number is the GCF number.
So the greatest common factor 342,145,77 is 1.

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

• GCF of 479, 931, 37
• GCF of 678, 548, 96
• GCF of 952, 693, 25
• GCF of 439, 830, 88
• GCF of 785, 871, 55

1. What is the GCF of 342, 145, 77?

Answer: GCF of 342, 145, 77 is 1.

2. How to Find the GCF of 342, 145, 77

Answer: Greatest Common Factor(GCF) of 342, 145, 77 = 1

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

Step 2: Then multiply all the prime factors GCF(342, 145, 77) = 1.