Greatest Common Factor of 509, 153, 42

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

• Greatest Common Factor of 509, 153, 42 by common division method
• Greatest Common Factor of 509, 153, 42 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 509

List of positive integer factors of 509 that divides 509 without a remainder.

1,509

Factors of 153

List of positive integer factors of 153 that divides 153 without a remainder.

1,3,9,17,51,153

Factors of 42

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

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

Greatest Common Factor

We found the factors 509,153,42 . The biggest common factor number is the GCF number.
So the greatest common factor 509,153,42 is 1.

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

• GCF of 940, 825, 61
• GCF of 897, 214, 46
• GCF of 160, 747, 27
• GCF of 717, 157, 56
• GCF of 279, 825, 71

1. What is the GCF of 509, 153, 42?

Answer: GCF of 509, 153, 42 is 1.

2. How to Find the GCF of 509, 153, 42

Answer: Greatest Common Factor(GCF) of 509, 153, 42 = 1

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

Step 2: Then multiply all the prime factors GCF(509, 153, 42) = 1.