What is the Greatest Common Factor of 77401 and 77418?
Greatest common factor (GCF) of 77401 and 77418 is 17.
GCF(77401,77418) = 17
We will now calculate the prime factors of 77401 and 77418, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 77401 and 77418.
How to find the GCF of 77401 and 77418?
We will first find the prime factorization of 77401 and 77418. After we will calculate the factors of 77401 and 77418 and find the biggest common factor number .
Step-1: Prime Factorization of 77401
Prime factors of 77401 are 17, 29, 157. Prime factorization of 77401 in exponential form is:
77401 = 171 × 291 × 1571
Step-2: Prime Factorization of 77418
Prime factors of 77418 are 2, 3, 11, 17, 23. Prime factorization of 77418 in exponential form is:
77418 = 21 × 32 × 111 × 171 × 231
Step-3: Factors of 77401
List of positive integer factors of 77401 that divides 77401 without a remainder.
1, 17, 29, 157, 493, 2669, 4553
Step-4: Factors of 77418
List of positive integer factors of 77418 that divides 77401 without a remainder.
1, 2, 3, 6, 9, 11, 17, 18, 22, 23, 33, 34, 46, 51, 66, 69, 99, 102, 138, 153, 187, 198, 207, 253, 306, 374, 391, 414, 506, 561, 759, 782, 1122, 1173, 1518, 1683, 2277, 2346, 3366, 3519, 4301, 4554, 7038, 8602, 12903, 25806, 38709
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 77401 and 77418. The biggest common factor number is the GCF number.
So the greatest common factor 77401 and 77418 is 17.
Also check out the Least Common Multiple of 77401 and 77418
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