Greatest Common Factor of 51, 90, 91, 357

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

• Greatest Common Factor of 51, 90, 91, 357 by common division method
• Greatest Common Factor of 51, 90, 91, 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 51

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

1,3,17,51

Factors of 90

List of positive integer factors of 90 that divides 90 without a remainder.

1,2,3,5,6,9,10,15,18,30,45,90

Factors of 91

List of positive integer factors of 91 that divides 91 without a remainder.

1,7,13,91

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 51,90,91,357 . The biggest common factor number is the GCF number.
So the greatest common factor 51,90,91,357 is 1.

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

• GCF of 98, 31, 74, 496
• GCF of 15, 36, 97, 663
• GCF of 22, 43, 18, 406
• GCF of 48, 30, 80, 766
• GCF of 52, 19, 62, 537

1. What is the GCF of 51, 90, 91, 357?

Answer: GCF of 51, 90, 91, 357 is 1.

2. How to Find the GCF of 51, 90, 91, 357

Answer: Greatest Common Factor(GCF) of 51, 90, 91, 357 = 1

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

Step 2: Then multiply all the prime factors GCF(51, 90, 91, 357) = 1.