In details

A strange prime number


The prime number 73939133 It has a very strange property. If you remove the digits from the end, the numbers obtained are also prime. Watch:

73939133 it's a prime number
7393913 it's a prime number
739391 it's a prime number
73939 it's a prime number
7393 it's a prime number
739 it's a prime number
73 it's a prime number
7 it's a prime number