Greatest Common Factor of 63, 17, 49, 390

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

• Greatest Common Factor of 63, 17, 49, 390 by common division method
• Greatest Common Factor of 63, 17, 49, 390 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 63

List of positive integer factors of 63 that divides 63 without a remainder.

1,3,7,9,21,63

Factors of 17

List of positive integer factors of 17 that divides 17 without a remainder.

1,17

Factors of 49

List of positive integer factors of 49 that divides 49 without a remainder.

1,7,49

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

Greatest Common Factor

We found the factors 63,17,49,390 . The biggest common factor number is the GCF number.
So the greatest common factor 63,17,49,390 is 1.

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

• GCF of 47, 97, 56, 231
• GCF of 18, 34, 29, 962
• GCF of 42, 51, 41, 829
• GCF of 38, 46, 36, 797
• GCF of 67, 27, 20, 873

1. What is the GCF of 63, 17, 49, 390?

Answer: GCF of 63, 17, 49, 390 is 1.

2. How to Find the GCF of 63, 17, 49, 390

Answer: Greatest Common Factor(GCF) of 63, 17, 49, 390 = 1

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

Step 2: Then multiply all the prime factors GCF(63, 17, 49, 390) = 1.