Greatest Common Factor of 390, 957, 691

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

• Greatest Common Factor of 390, 957, 691 by common division method
• Greatest Common Factor of 390, 957, 691 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 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

Factors of 957

List of positive integer factors of 957 that divides 957 without a remainder.

1,3,11,29,33,87,319,957

Factors of 691

List of positive integer factors of 691 that divides 691 without a remainder.

1,691

Greatest Common Factor

We found the factors 390,957,691 . The biggest common factor number is the GCF number.
So the greatest common factor 390,957,691 is 1.

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

• GCF of 810, 750, 647
• GCF of 751, 813, 853
• GCF of 548, 766, 602
• GCF of 979, 682, 253
• GCF of 988, 640, 908

1. What is the GCF of 390, 957, 691?

Answer: GCF of 390, 957, 691 is 1.

2. How to Find the GCF of 390, 957, 691

Answer: Greatest Common Factor(GCF) of 390, 957, 691 = 1

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

Step 2: Then multiply all the prime factors GCF(390, 957, 691) = 1.