Greatest Common Factor of 390, 132, 661

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

• Greatest Common Factor of 390, 132, 661 by common division method
• Greatest Common Factor of 390, 132, 661 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 132

List of positive integer factors of 132 that divides 132 without a remainder.

1,2,3,4,6,11,12,22,33,44,66,132

Factors of 661

List of positive integer factors of 661 that divides 661 without a remainder.

1,661

Greatest Common Factor

We found the factors 390,132,661 . The biggest common factor number is the GCF number.
So the greatest common factor 390,132,661 is 1.

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

• GCF of 283, 354, 105
• GCF of 285, 949, 502
• GCF of 443, 371, 269
• GCF of 821, 130, 616
• GCF of 865, 915, 326

1. What is the GCF of 390, 132, 661?

Answer: GCF of 390, 132, 661 is 1.

2. How to Find the GCF of 390, 132, 661

Answer: Greatest Common Factor(GCF) of 390, 132, 661 = 1

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

Step 2: Then multiply all the prime factors GCF(390, 132, 661) = 1.