Greatest Common Factor of 51, 40, 30, 85, 33

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

• Greatest Common Factor of 51, 40, 30, 85, 33 by common division method
• Greatest Common Factor of 51, 40, 30, 85, 33 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 51

List of positive integer factors of 51 that divides 51 without a remainder.

1,3,17,51

Factors of 40

List of positive integer factors of 40 that divides 40 without a remainder.

1,2,4,5,8,10,20,40

Factors of 30

List of positive integer factors of 30 that divides 30 without a remainder.

1,2,3,5,6,10,15,30

Factors of 85

List of positive integer factors of 85 that divides 85 without a remainder.

1,5,17,85

Factors of 33

List of positive integer factors of 33 that divides 33 without a remainder.

1,3,11,33

Greatest Common Factor

We found the factors 51,40,30,85,33 . The biggest common factor number is the GCF number.
So the greatest common factor 51,40,30,85,33 is 1.

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

• GCF of 72, 90, 89, 38, 26
• GCF of 54, 43, 41, 99, 43
• GCF of 65, 63, 49, 72, 49
• GCF of 29, 25, 97, 96, 68
• GCF of 10, 90, 73, 54, 12

1. What is the GCF of 51, 40, 30, 85, 33?

Answer: GCF of 51, 40, 30, 85, 33 is 1.

2. How to Find the GCF of 51, 40, 30, 85, 33

Answer: Greatest Common Factor(GCF) of 51, 40, 30, 85, 33 = 1

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

Step 2: Then multiply all the prime factors GCF(51, 40, 30, 85, 33) = 1.