Greatest Common Factor of 780, 399, 380

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

• Greatest Common Factor of 780, 399, 380 by common division method
• Greatest Common Factor of 780, 399, 380 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 780

List of positive integer factors of 780 that divides 780 without a remainder.

1,2,3,4,5,6,10,12,13,15,20,26,30,39,52,60,65,78,130,156,195,260,390,780

Factors of 399

List of positive integer factors of 399 that divides 399 without a remainder.

1,3,7,19,21,57,133,399

Factors of 380

List of positive integer factors of 380 that divides 380 without a remainder.

1,2,4,5,10,19,20,38,76,95,190,380

Greatest Common Factor

We found the factors 780,399,380 . The biggest common factor number is the GCF number.
So the greatest common factor 780,399,380 is 1.

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

• GCF of 818, 181, 952
• GCF of 726, 911, 456
• GCF of 186, 973, 700
• GCF of 550, 791, 114
• GCF of 397, 928, 695

1. What is the GCF of 780, 399, 380?

Answer: GCF of 780, 399, 380 is 1.

2. How to Find the GCF of 780, 399, 380

Answer: Greatest Common Factor(GCF) of 780, 399, 380 = 1

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

Step 2: Then multiply all the prime factors GCF(780, 399, 380) = 1.