Greatest Common Factor of 390, 166, 642

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

• Greatest Common Factor of 390, 166, 642 by common division method
• Greatest Common Factor of 390, 166, 642 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 2 = 2

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 166

List of positive integer factors of 166 that divides 166 without a remainder.

1,2,83,166

Factors of 642

List of positive integer factors of 642 that divides 642 without a remainder.

1,2,3,6,107,214,321,642

Greatest Common Factor

We found the factors 390,166,642 . The biggest common factor number is the GCF number.
So the greatest common factor 390,166,642 is 2.

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

• GCF of 995, 585, 192
• GCF of 482, 477, 574
• GCF of 409, 339, 838
• GCF of 797, 341, 371
• GCF of 233, 532, 369

1. What is the GCF of 390, 166, 642?

Answer: GCF of 390, 166, 642 is 2.

2. How to Find the GCF of 390, 166, 642

Answer: Greatest Common Factor(GCF) of 390, 166, 642 = 2

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

Step 2: Then multiply all the prime factors GCF(390, 166, 642) = 2.