Greatest Common Factor of 830, 28, 123

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

• Greatest Common Factor of 830, 28, 123 by common division method
• Greatest Common Factor of 830, 28, 123 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 830

List of positive integer factors of 830 that divides 830 without a remainder.

1,2,5,10,83,166,415,830

Factors of 28

List of positive integer factors of 28 that divides 28 without a remainder.

1,2,4,7,14,28

Factors of 123

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

1,3,41,123

Greatest Common Factor

We found the factors 830,28,123 . The biggest common factor number is the GCF number.
So the greatest common factor 830,28,123 is 1.

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

• GCF of 849, 79, 266
• GCF of 437, 16, 129
• GCF of 237, 68, 858
• GCF of 259, 58, 219
• GCF of 695, 93, 637

1. What is the GCF of 830, 28, 123?

Answer: GCF of 830, 28, 123 is 1.

2. How to Find the GCF of 830, 28, 123

Answer: Greatest Common Factor(GCF) of 830, 28, 123 = 1

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

Step 2: Then multiply all the prime factors GCF(830, 28, 123) = 1.