Greatest Common Factor of 61, 47, 16, 89

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

• Greatest Common Factor of 61, 47, 16, 89 by common division method
• Greatest Common Factor of 61, 47, 16, 89 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 61

List of positive integer factors of 61 that divides 61 without a remainder.

1,61

Factors of 47

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

1,47

Factors of 16

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

1,2,4,8,16

Factors of 89

List of positive integer factors of 89 that divides 89 without a remainder.

1,89

Greatest Common Factor

We found the factors 61,47,16,89 . The biggest common factor number is the GCF number.
So the greatest common factor 61,47,16,89 is 1.

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

• GCF of 88, 36, 98, 96
• GCF of 50, 40, 36, 74
• GCF of 19, 25, 42, 15
• GCF of 30, 39, 94, 21
• GCF of 73, 17, 30, 17

1. What is the GCF of 61, 47, 16, 89?

Answer: GCF of 61, 47, 16, 89 is 1.

2. How to Find the GCF of 61, 47, 16, 89

Answer: Greatest Common Factor(GCF) of 61, 47, 16, 89 = 1

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

Step 2: Then multiply all the prime factors GCF(61, 47, 16, 89) = 1.