Greatest Common Factor of 397, 708, 687, 421, 998

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

• Greatest Common Factor of 397, 708, 687, 421, 998 by common division method
• Greatest Common Factor of 397, 708, 687, 421, 998 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 397

List of positive integer factors of 397 that divides 397 without a remainder.

1,397

Factors of 708

List of positive integer factors of 708 that divides 708 without a remainder.

1,2,3,4,6,12,59,118,177,236,354,708

Factors of 687

List of positive integer factors of 687 that divides 687 without a remainder.

1,3,229,687

Factors of 421

List of positive integer factors of 421 that divides 421 without a remainder.

1,421

Factors of 998

List of positive integer factors of 998 that divides 998 without a remainder.

1,2,499,998

Greatest Common Factor

We found the factors 397,708,687,421,998 . The biggest common factor number is the GCF number.
So the greatest common factor 397,708,687,421,998 is 1.

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

• GCF of 482, 491, 942, 872, 905
• GCF of 658, 519, 942, 296, 861
• GCF of 632, 388, 156, 958, 107
• GCF of 478, 956, 287, 330, 530
• GCF of 639, 988, 395, 758, 892

1. What is the GCF of 397, 708, 687, 421, 998?

Answer: GCF of 397, 708, 687, 421, 998 is 1.

2. How to Find the GCF of 397, 708, 687, 421, 998

Answer: Greatest Common Factor(GCF) of 397, 708, 687, 421, 998 = 1

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

Step 2: Then multiply all the prime factors GCF(397, 708, 687, 421, 998) = 1.