Greatest Common Factor of 16, 42, 87, 181

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

• Greatest Common Factor of 16, 42, 87, 181 by common division method
• Greatest Common Factor of 16, 42, 87, 181 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 16

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

1,2,4,8,16

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 87

List of positive integer factors of 87 that divides 87 without a remainder.

1,3,29,87

Factors of 181

List of positive integer factors of 181 that divides 181 without a remainder.

1,181

Greatest Common Factor

We found the factors 16,42,87,181 . The biggest common factor number is the GCF number.
So the greatest common factor 16,42,87,181 is 1.

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

• GCF of 23, 98, 50, 372
• GCF of 88, 73, 83, 633
• GCF of 11, 61, 78, 757
• GCF of 62, 45, 28, 436
• GCF of 83, 44, 39, 970

1. What is the GCF of 16, 42, 87, 181?

Answer: GCF of 16, 42, 87, 181 is 1.

2. How to Find the GCF of 16, 42, 87, 181

Answer: Greatest Common Factor(GCF) of 16, 42, 87, 181 = 1

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

Step 2: Then multiply all the prime factors GCF(16, 42, 87, 181) = 1.