Greatest Common Factor of 123, 405, 868

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

• Greatest Common Factor of 123, 405, 868 by common division method
• Greatest Common Factor of 123, 405, 868 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 405

List of positive integer factors of 405 that divides 405 without a remainder.

1,3,5,9,15,27,45,81,135,405

Factors of 868

List of positive integer factors of 868 that divides 868 without a remainder.

1,2,4,7,14,28,31,62,124,217,434,868

Greatest Common Factor

We found the factors 123,405,868 . The biggest common factor number is the GCF number.
So the greatest common factor 123,405,868 is 1.

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

• GCF of 834, 676, 979
• GCF of 976, 958, 672
• GCF of 589, 682, 942
• GCF of 964, 272, 382
• GCF of 876, 677, 488

1. What is the GCF of 123, 405, 868?

Answer: GCF of 123, 405, 868 is 1.

2. How to Find the GCF of 123, 405, 868

Answer: Greatest Common Factor(GCF) of 123, 405, 868 = 1

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

Step 2: Then multiply all the prime factors GCF(123, 405, 868) = 1.