Another Fun Puzzle
The prime number 4535653, when translated to base 16, gives the hexadecimal number 0×453565, which has the same digits as the original number, omitting the last digit.
Find another example of a prime number that, translated to hexadecimal, yields the same digits, omitting the last 21 digits
This was the Ponder This Challenge for April 2010.
It relies on positional base numeral systems which are widely used and rarely thought about in our culture.