Greatest Common Factor of 42, 25, 515

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

• Greatest Common Factor of 42, 25, 515 by common division method
• Greatest Common Factor of 42, 25, 515 with matching the biggest common factor

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∴ 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 25

List of positive integer factors of 25 that divides 25 without a remainder.

1,5,25

Factors of 515

List of positive integer factors of 515 that divides 515 without a remainder.

1,5,103,515

Greatest Common Factor

We found the factors 42,25,515 . The biggest common factor number is the GCF number.
So the greatest common factor 42,25,515 is 1.

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

• GCF of 16, 23, 840
• GCF of 63, 61, 408
• GCF of 71, 84, 306
• GCF of 25, 15, 431
• GCF of 47, 53, 452

1. What is the GCF of 42, 25, 515?

Answer: GCF of 42, 25, 515 is 1.

2. How to Find the GCF of 42, 25, 515

Answer: Greatest Common Factor(GCF) of 42, 25, 515 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 25, 515) = 1.