Greatest Common Factor of 42, 91, 24, 615

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

• Greatest Common Factor of 42, 91, 24, 615 by common division method
• Greatest Common Factor of 42, 91, 24, 615 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 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Factors of 91

List of positive integer factors of 91 that divides 91 without a remainder.

1,7,13,91

Factors of 24

List of positive integer factors of 24 that divides 24 without a remainder.

1,2,3,4,6,8,12,24

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 42,91,24,615 . The biggest common factor number is the GCF number.
So the greatest common factor 42,91,24,615 is 1.

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

• GCF of 81, 80, 47, 568
• GCF of 17, 37, 49, 648
• GCF of 34, 12, 98, 825
• GCF of 47, 48, 93, 186
• GCF of 29, 56, 10, 158

1. What is the GCF of 42, 91, 24, 615?

Answer: GCF of 42, 91, 24, 615 is 1.

2. How to Find the GCF of 42, 91, 24, 615

Answer: Greatest Common Factor(GCF) of 42, 91, 24, 615 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 91, 24, 615) = 1.