Greatest Common Factor of 23, 70, 39, 378

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

• Greatest Common Factor of 23, 70, 39, 378 by common division method
• Greatest Common Factor of 23, 70, 39, 378 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 23

List of positive integer factors of 23 that divides 23 without a remainder.

1,23

Factors of 70

List of positive integer factors of 70 that divides 70 without a remainder.

1,2,5,7,10,14,35,70

Factors of 39

List of positive integer factors of 39 that divides 39 without a remainder.

1,3,13,39

Factors of 378

List of positive integer factors of 378 that divides 378 without a remainder.

1,2,3,6,7,9,14,18,21,27,42,54,63,126,189,378

Greatest Common Factor

We found the factors 23,70,39,378 . The biggest common factor number is the GCF number.
So the greatest common factor 23,70,39,378 is 1.

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

• GCF of 42, 42, 58, 782
• GCF of 41, 65, 44, 219
• GCF of 61, 60, 20, 156
• GCF of 99, 13, 65, 485
• GCF of 72, 43, 47, 612

1. What is the GCF of 23, 70, 39, 378?

Answer: GCF of 23, 70, 39, 378 is 1.

2. How to Find the GCF of 23, 70, 39, 378

Answer: Greatest Common Factor(GCF) of 23, 70, 39, 378 = 1

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

Step 2: Then multiply all the prime factors GCF(23, 70, 39, 378) = 1.