Greatest Common Factor of 384, 123, 155, 561, 747

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

• Greatest Common Factor of 384, 123, 155, 561, 747 by common division method
• Greatest Common Factor of 384, 123, 155, 561, 747 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 384

List of positive integer factors of 384 that divides 384 without a remainder.

1,2,3,4,6,8,12,16,24,32,48,64,96,128,192,384

Factors of 123

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

1,3,41,123

Factors of 155

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

1,5,31,155

Factors of 561

List of positive integer factors of 561 that divides 561 without a remainder.

1,3,11,17,33,51,187,561

Factors of 747

List of positive integer factors of 747 that divides 747 without a remainder.

1,3,9,83,249,747

Greatest Common Factor

We found the factors 384,123,155,561,747 . The biggest common factor number is the GCF number.
So the greatest common factor 384,123,155,561,747 is 1.

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

• GCF of 902, 488, 275, 831, 933
• GCF of 384, 723, 449, 372, 148
• GCF of 694, 790, 968, 867, 296
• GCF of 481, 755, 284, 391, 411
• GCF of 572, 641, 471, 701, 871

1. What is the GCF of 384, 123, 155, 561, 747?

Answer: GCF of 384, 123, 155, 561, 747 is 1.

2. How to Find the GCF of 384, 123, 155, 561, 747

Answer: Greatest Common Factor(GCF) of 384, 123, 155, 561, 747 = 1

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

Step 2: Then multiply all the prime factors GCF(384, 123, 155, 561, 747) = 1.