Greatest Common Factor of 31, 43, 21, 32, 357

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

• Greatest Common Factor of 31, 43, 21, 32, 357 by common division method
• Greatest Common Factor of 31, 43, 21, 32, 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 31

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

1,31

Factors of 43

List of positive integer factors of 43 that divides 43 without a remainder.

1,43

Factors of 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Factors of 32

List of positive integer factors of 32 that divides 32 without a remainder.

1,2,4,8,16,32

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 31,43,21,32,357 . The biggest common factor number is the GCF number.
So the greatest common factor 31,43,21,32,357 is 1.

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

• GCF of 14, 55, 79, 61, 490
• GCF of 65, 53, 47, 52, 239
• GCF of 66, 32, 36, 20, 460
• GCF of 31, 54, 64, 58, 534
• GCF of 74, 79, 56, 69, 819

1. What is the GCF of 31, 43, 21, 32, 357?

Answer: GCF of 31, 43, 21, 32, 357 is 1.

2. How to Find the GCF of 31, 43, 21, 32, 357

Answer: Greatest Common Factor(GCF) of 31, 43, 21, 32, 357 = 1

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

Step 2: Then multiply all the prime factors GCF(31, 43, 21, 32, 357) = 1.