What is the Greatest Common Factor of 63161 and 63168?

Greatest common factor (GCF) of 63161 and 63168 is 7.

GCF(63161,63168) = 7

We will now calculate the prime factors of 63161 and 63168, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 63161 and 63168.

How to find the GCF of 63161 and 63168?

We will first find the prime factorization of 63161 and 63168. After we will calculate the factors of 63161 and 63168 and find the biggest common factor number .

Step-1: Prime Factorization of 63161

Prime factors of 63161 are 7, 1289. Prime factorization of 63161 in exponential form is:

63161 = 7² × 1289¹

Step-2: Prime Factorization of 63168

Prime factors of 63168 are 2, 3, 7, 47. Prime factorization of 63168 in exponential form is:

63168 = 2⁶ × 3¹ × 7¹ × 47¹

Step-3: Factors of 63161

List of positive integer factors of 63161 that divides 63161 without a remainder.

1, 7, 49, 1289, 9023

Step-4: Factors of 63168

List of positive integer factors of 63168 that divides 63161 without a remainder.

1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 47, 48, 56, 64, 84, 94, 96, 112, 141, 168, 188, 192, 224, 282, 329, 336, 376, 448, 564, 658, 672, 752, 987, 1128, 1316, 1344, 1504, 1974, 2256, 2632, 3008, 3948, 4512, 5264, 7896, 9024, 10528, 15792, 21056, 31584

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 63161 and 63168. The biggest common factor number is the GCF number.
So the greatest common factor 63161 and 63168 is 7.

Also check out the Least Common Multiple of 63161 and 63168