Greatest Common Factor of 399, 749, 128

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

• Greatest Common Factor of 399, 749, 128 by common division method
• Greatest Common Factor of 399, 749, 128 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 399

List of positive integer factors of 399 that divides 399 without a remainder.

1,3,7,19,21,57,133,399

Factors of 749

List of positive integer factors of 749 that divides 749 without a remainder.

1,7,107,749

Factors of 128

List of positive integer factors of 128 that divides 128 without a remainder.

1,2,4,8,16,32,64,128

Greatest Common Factor

We found the factors 399,749,128 . The biggest common factor number is the GCF number.
So the greatest common factor 399,749,128 is 1.

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

• GCF of 583, 595, 484
• GCF of 987, 362, 798
• GCF of 230, 848, 565
• GCF of 285, 149, 109
• GCF of 448, 900, 548

1. What is the GCF of 399, 749, 128?

Answer: GCF of 399, 749, 128 is 1.

2. How to Find the GCF of 399, 749, 128

Answer: Greatest Common Factor(GCF) of 399, 749, 128 = 1

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

Step 2: Then multiply all the prime factors GCF(399, 749, 128) = 1.