Greatest Common Factor of 123, 856, 155

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

• Greatest Common Factor of 123, 856, 155 by common division method
• Greatest Common Factor of 123, 856, 155 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 123

List of positive integer factors of 123 that divides 123 without a remainder.

1,3,41,123

Factors of 856

List of positive integer factors of 856 that divides 856 without a remainder.

1,2,4,8,107,214,428,856

Factors of 155

List of positive integer factors of 155 that divides 155 without a remainder.

1,5,31,155

Greatest Common Factor

We found the factors 123,856,155 . The biggest common factor number is the GCF number.
So the greatest common factor 123,856,155 is 1.

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

• GCF of 235, 770, 682
• GCF of 572, 302, 350
• GCF of 435, 723, 423
• GCF of 852, 829, 637
• GCF of 453, 819, 857

1. What is the GCF of 123, 856, 155?

Answer: GCF of 123, 856, 155 is 1.

2. How to Find the GCF of 123, 856, 155

Answer: Greatest Common Factor(GCF) of 123, 856, 155 = 1

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

Step 2: Then multiply all the prime factors GCF(123, 856, 155) = 1.