What is the Greatest Common Factor of 40005 and 40017?
Greatest common factor (GCF) of 40005 and 40017 is 3.
GCF(40005,40017) = 3
We will now calculate the prime factors of 40005 and 40017, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 40005 and 40017.
How to find the GCF of 40005 and 40017?
We will first find the prime factorization of 40005 and 40017. After we will calculate the factors of 40005 and 40017 and find the biggest common factor number .
Step-1: Prime Factorization of 40005
Prime factors of 40005 are 3, 5, 7, 127. Prime factorization of 40005 in exponential form is:
40005 = 32 × 51 × 71 × 1271
Step-2: Prime Factorization of 40017
Prime factors of 40017 are 3, 13339. Prime factorization of 40017 in exponential form is:
40017 = 31 × 133391
Step-3: Factors of 40005
List of positive integer factors of 40005 that divides 40005 without a remainder.
1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 127, 315, 381, 635, 889, 1143, 1905, 2667, 4445, 5715, 8001, 13335
Step-4: Factors of 40017
List of positive integer factors of 40017 that divides 40005 without a remainder.
1, 3, 13339
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 40005 and 40017. The biggest common factor number is the GCF number.
So the greatest common factor 40005 and 40017 is 3.
Also check out the Least Common Multiple of 40005 and 40017
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