Prime Numbers in Hash Functions
Hash functions are used to assign a number to an object that can then be used to determine its placement in a hash table. Often, hash functions will make use of prime numbers. What is the purpose of using a prime number in such a hash functions?
Multiplication of a number and a prime number has a higher chance of being unique.
To reduce collisions when the data has particular repetitive patterns (eg. being a multiple of all even numbers)
Prime numbers are divided equally by the number of buckets.
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