Greatest Common Factor of 13, 43, 12, 70, 705

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

• Greatest Common Factor of 13, 43, 12, 70, 705 by common division method
• Greatest Common Factor of 13, 43, 12, 70, 705 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 13

List of positive integer factors of 13 that divides 13 without a remainder.

1,13

Factors of 43

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

1,43

Factors of 12

List of positive integer factors of 12 that divides 12 without a remainder.

1,2,3,4,6,12

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 705

List of positive integer factors of 705 that divides 705 without a remainder.

1,3,5,15,47,141,235,705

Greatest Common Factor

We found the factors 13,43,12,70,705 . The biggest common factor number is the GCF number.
So the greatest common factor 13,43,12,70,705 is 1.

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

• GCF of 77, 41, 82, 77, 821
• GCF of 45, 35, 37, 96, 141
• GCF of 15, 49, 67, 27, 132
• GCF of 50, 36, 55, 66, 980
• GCF of 85, 33, 61, 49, 597

1. What is the GCF of 13, 43, 12, 70, 705?

Answer: GCF of 13, 43, 12, 70, 705 is 1.

2. How to Find the GCF of 13, 43, 12, 70, 705

Answer: Greatest Common Factor(GCF) of 13, 43, 12, 70, 705 = 1

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

Step 2: Then multiply all the prime factors GCF(13, 43, 12, 70, 705) = 1.