Greatest Common Factor of 50, 77, 49, 390

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

• Greatest Common Factor of 50, 77, 49, 390 by common division method
• Greatest Common Factor of 50, 77, 49, 390 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 50

List of positive integer factors of 50 that divides 50 without a remainder.

1,2,5,10,25,50

Factors of 77

List of positive integer factors of 77 that divides 77 without a remainder.

1,7,11,77

Factors of 49

List of positive integer factors of 49 that divides 49 without a remainder.

1,7,49

Factors of 390

List of positive integer factors of 390 that divides 390 without a remainder.

1,2,3,5,6,10,13,15,26,30,39,65,78,130,195,390

Greatest Common Factor

We found the factors 50,77,49,390 . The biggest common factor number is the GCF number.
So the greatest common factor 50,77,49,390 is 1.

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

• GCF of 21, 45, 45, 984
• GCF of 49, 51, 99, 298
• GCF of 89, 37, 49, 588
• GCF of 44, 36, 66, 223
• GCF of 98, 31, 67, 705

1. What is the GCF of 50, 77, 49, 390?

Answer: GCF of 50, 77, 49, 390 is 1.

2. How to Find the GCF of 50, 77, 49, 390

Answer: Greatest Common Factor(GCF) of 50, 77, 49, 390 = 1

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

Step 2: Then multiply all the prime factors GCF(50, 77, 49, 390) = 1.