Greatest Common Factor of 47, 12, 16, 409

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

• Greatest Common Factor of 47, 12, 16, 409 by common division method
• Greatest Common Factor of 47, 12, 16, 409 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 47

List of positive integer factors of 47 that divides 47 without a remainder.

1,47

Factors of 12

List of positive integer factors of 12 that divides 12 without a remainder.

1,2,3,4,6,12

Factors of 16

List of positive integer factors of 16 that divides 16 without a remainder.

1,2,4,8,16

Factors of 409

List of positive integer factors of 409 that divides 409 without a remainder.

1,409

Greatest Common Factor

We found the factors 47,12,16,409 . The biggest common factor number is the GCF number.
So the greatest common factor 47,12,16,409 is 1.

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

• GCF of 97, 55, 15, 450
• GCF of 24, 67, 62, 717
• GCF of 94, 35, 99, 669
• GCF of 43, 14, 35, 400
• GCF of 35, 51, 63, 566

1. What is the GCF of 47, 12, 16, 409?

Answer: GCF of 47, 12, 16, 409 is 1.

2. How to Find the GCF of 47, 12, 16, 409

Answer: Greatest Common Factor(GCF) of 47, 12, 16, 409 = 1

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

Step 2: Then multiply all the prime factors GCF(47, 12, 16, 409) = 1.