What is the Greatest Common Factor of 16898 and 16905?

Greatest common factor (GCF) of 16898 and 16905 is 7.

GCF(16898,16905) = 7

We will now calculate the prime factors of 16898 and 16905, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 16898 and 16905.

How to find the GCF of 16898 and 16905?

We will first find the prime factorization of 16898 and 16905. After we will calculate the factors of 16898 and 16905 and find the biggest common factor number .

Step-1: Prime Factorization of 16898

Prime factors of 16898 are 2, 7, 17, 71. Prime factorization of 16898 in exponential form is:

16898 = 2¹ × 7¹ × 17¹ × 71¹

Step-2: Prime Factorization of 16905

Prime factors of 16905 are 3, 5, 7, 23. Prime factorization of 16905 in exponential form is:

16905 = 3¹ × 5¹ × 7² × 23¹

Step-3: Factors of 16898

List of positive integer factors of 16898 that divides 16898 without a remainder.

1, 2, 7, 14, 17, 34, 71, 119, 142, 238, 497, 994, 1207, 2414, 8449

Step-4: Factors of 16905

List of positive integer factors of 16905 that divides 16898 without a remainder.

1, 3, 5, 7, 15, 21, 23, 35, 49, 69, 105, 115, 147, 161, 245, 345, 483, 735, 805, 1127, 2415, 3381, 5635

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 16898 and 16905. The biggest common factor number is the GCF number.
So the greatest common factor 16898 and 16905 is 7.

Also check out the Least Common Multiple of 16898 and 16905