Greatest Common Factor of 123, 390, 59, 989

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

• Greatest Common Factor of 123, 390, 59, 989 by common division method
• Greatest Common Factor of 123, 390, 59, 989 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 390

List of positive integer factors of 390 that divides 390 without a remainder.

1,2,3,5,6,10,13,15,26,30,39,65,78,130,195,390

Factors of 59

List of positive integer factors of 59 that divides 59 without a remainder.

1,59

Factors of 989

List of positive integer factors of 989 that divides 989 without a remainder.

1,23,43,989

Greatest Common Factor

We found the factors 123,390,59,989 . The biggest common factor number is the GCF number.
So the greatest common factor 123,390,59,989 is 1.

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

• GCF of 340, 295, 97, 572
• GCF of 545, 580, 37, 922
• GCF of 442, 868, 39, 341
• GCF of 643, 261, 24, 814
• GCF of 696, 193, 15, 812

1. What is the GCF of 123, 390, 59, 989?

Answer: GCF of 123, 390, 59, 989 is 1.

2. How to Find the GCF of 123, 390, 59, 989

Answer: Greatest Common Factor(GCF) of 123, 390, 59, 989 = 1

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

Step 2: Then multiply all the prime factors GCF(123, 390, 59, 989) = 1.