Greatest Common Factor of 28, 122, 407

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

• Greatest Common Factor of 28, 122, 407 by common division method
• Greatest Common Factor of 28, 122, 407 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 28

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

1,2,4,7,14,28

Factors of 122

List of positive integer factors of 122 that divides 122 without a remainder.

1,2,61,122

Factors of 407

List of positive integer factors of 407 that divides 407 without a remainder.

1,11,37,407

Greatest Common Factor

We found the factors 28,122,407 . The biggest common factor number is the GCF number.
So the greatest common factor 28,122,407 is 1.

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

• GCF of 26, 287, 508
• GCF of 25, 479, 115
• GCF of 47, 764, 962
• GCF of 13, 426, 710
• GCF of 35, 471, 597

1. What is the GCF of 28, 122, 407?

Answer: GCF of 28, 122, 407 is 1.

2. How to Find the GCF of 28, 122, 407

Answer: Greatest Common Factor(GCF) of 28, 122, 407 = 1

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

Step 2: Then multiply all the prime factors GCF(28, 122, 407) = 1.