What is the Greatest Common Factor of 15872 and 15876?
Greatest common factor (GCF) of 15872 and 15876 is 4.
GCF(15872,15876) = 4
We will now calculate the prime factors of 15872 and 15876, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 15872 and 15876.
How to find the GCF of 15872 and 15876?
We will first find the prime factorization of 15872 and 15876. After we will calculate the factors of 15872 and 15876 and find the biggest common factor number .
Step-1: Prime Factorization of 15872
Prime factors of 15872 are 2, 31. Prime factorization of 15872 in exponential form is:
15872 = 29 × 311
Step-2: Prime Factorization of 15876
Prime factors of 15876 are 2, 3, 7. Prime factorization of 15876 in exponential form is:
15876 = 22 × 34 × 72
Step-3: Factors of 15872
List of positive integer factors of 15872 that divides 15872 without a remainder.
1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1984, 3968, 7936
Step-4: Factors of 15876
List of positive integer factors of 15876 that divides 15872 without a remainder.
1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 108, 126, 147, 162, 189, 196, 252, 294, 324, 378, 441, 567, 588, 756, 882, 1134, 1323, 1764, 2268, 2646, 3969, 5292, 7938
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 15872 and 15876. The biggest common factor number is the GCF number.
So the greatest common factor 15872 and 15876 is 4.
Also check out the Least Common Multiple of 15872 and 15876
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