Greatest Common Factor of 639, 630, 615

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

• Greatest Common Factor of 639, 630, 615 by common division method
• Greatest Common Factor of 639, 630, 615 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 3 = 3

Factors of 639

List of positive integer factors of 639 that divides 639 without a remainder.

1,3,9,71,213,639

Factors of 630

List of positive integer factors of 630 that divides 630 without a remainder.

1,2,3,5,6,7,9,10,14,15,18,21,30,35,42,45,63,70,90,105,126,210,315,630

Factors of 615

List of positive integer factors of 615 that divides 615 without a remainder.

1,3,5,15,41,123,205,615

Greatest Common Factor

We found the factors 639,630,615 . The biggest common factor number is the GCF number.
So the greatest common factor 639,630,615 is 3.

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

• GCF of 147, 908, 811
• GCF of 499, 634, 775
• GCF of 521, 703, 451
• GCF of 585, 165, 554
• GCF of 145, 409, 126

1. What is the GCF of 639, 630, 615?

Answer: GCF of 639, 630, 615 is 3.

2. How to Find the GCF of 639, 630, 615

Answer: Greatest Common Factor(GCF) of 639, 630, 615 = 3

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

Step 2: Then multiply all the prime factors GCF(639, 630, 615) = 3.