Greatest Common Factor of 861, 672, 661

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

• Greatest Common Factor of 861, 672, 661 by common division method
• Greatest Common Factor of 861, 672, 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 861

List of positive integer factors of 861 that divides 861 without a remainder.

1,3,7,21,41,123,287,861

Factors of 672

List of positive integer factors of 672 that divides 672 without a remainder.

1,2,3,4,6,7,8,12,14,16,21,24,28,32,42,48,56,84,96,112,168,224,336,672

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 861,672,661 . The biggest common factor number is the GCF number.
So the greatest common factor 861,672,661 is 1.

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

• GCF of 109, 380, 280
• GCF of 678, 140, 576
• GCF of 692, 632, 846
• GCF of 887, 104, 996
• GCF of 226, 623, 117

1. What is the GCF of 861, 672, 661?

Answer: GCF of 861, 672, 661 is 1.

2. How to Find the GCF of 861, 672, 661

Answer: Greatest Common Factor(GCF) of 861, 672, 661 = 1

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

Step 2: Then multiply all the prime factors GCF(861, 672, 661) = 1.