Greatest Common Factor of 864, 987, 840, 691, 805

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

• Greatest Common Factor of 864, 987, 840, 691, 805 by common division method
• Greatest Common Factor of 864, 987, 840, 691, 805 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 864

List of positive integer factors of 864 that divides 864 without a remainder.

1,2,3,4,6,8,9,12,16,18,24,27,32,36,48,54,72,96,108,144,216,288,432,864

Factors of 987

List of positive integer factors of 987 that divides 987 without a remainder.

1,3,7,21,47,141,329,987

Factors of 840

List of positive integer factors of 840 that divides 840 without a remainder.

1,2,3,4,5,6,7,8,10,12,14,15,20,21,24,28,30,35,40,42,56,60,70,84,105,120,140,168,210,280,420,840

Factors of 691

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

1,691

Factors of 805

List of positive integer factors of 805 that divides 805 without a remainder.

1,5,7,23,35,115,161,805

Greatest Common Factor

We found the factors 864,987,840,691,805 . The biggest common factor number is the GCF number.
So the greatest common factor 864,987,840,691,805 is 1.

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

• GCF of 382, 273, 980, 438, 522
• GCF of 134, 926, 852, 173, 715
• GCF of 476, 672, 439, 195, 142
• GCF of 918, 745, 111, 605, 512
• GCF of 579, 997, 666, 838, 414

1. What is the GCF of 864, 987, 840, 691, 805?

Answer: GCF of 864, 987, 840, 691, 805 is 1.

2. How to Find the GCF of 864, 987, 840, 691, 805

Answer: Greatest Common Factor(GCF) of 864, 987, 840, 691, 805 = 1

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

Step 2: Then multiply all the prime factors GCF(864, 987, 840, 691, 805) = 1.