Greatest Common Factor of 307, 561, 40

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

• Greatest Common Factor of 307, 561, 40 by common division method
• Greatest Common Factor of 307, 561, 40 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 307

List of positive integer factors of 307 that divides 307 without a remainder.

1,307

Factors of 561

List of positive integer factors of 561 that divides 561 without a remainder.

1,3,11,17,33,51,187,561

Factors of 40

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

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

Greatest Common Factor

We found the factors 307,561,40 . The biggest common factor number is the GCF number.
So the greatest common factor 307,561,40 is 1.

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

• GCF of 435, 396, 10
• GCF of 469, 385, 45
• GCF of 146, 253, 87
• GCF of 577, 601, 58
• GCF of 571, 222, 53

1. What is the GCF of 307, 561, 40?

Answer: GCF of 307, 561, 40 is 1.

2. How to Find the GCF of 307, 561, 40

Answer: Greatest Common Factor(GCF) of 307, 561, 40 = 1

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

Step 2: Then multiply all the prime factors GCF(307, 561, 40) = 1.