Greatest Common Factor of 78, 31, 357

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

• Greatest Common Factor of 78, 31, 357 by common division method
• Greatest Common Factor of 78, 31, 357 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 78

List of positive integer factors of 78 that divides 78 without a remainder.

1,2,3,6,13,26,39,78

Factors of 31

List of positive integer factors of 31 that divides 31 without a remainder.

1,31

Factors of 357

List of positive integer factors of 357 that divides 357 without a remainder.

1,3,7,17,21,51,119,357

Greatest Common Factor

We found the factors 78,31,357 . The biggest common factor number is the GCF number.
So the greatest common factor 78,31,357 is 1.

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

• GCF of 51, 16, 563
• GCF of 43, 16, 666
• GCF of 57, 59, 886
• GCF of 44, 58, 118
• GCF of 69, 85, 909

1. What is the GCF of 78, 31, 357?

Answer: GCF of 78, 31, 357 is 1.

2. How to Find the GCF of 78, 31, 357

Answer: Greatest Common Factor(GCF) of 78, 31, 357 = 1

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

Step 2: Then multiply all the prime factors GCF(78, 31, 357) = 1.