The number of possible, unique chess games is far greater than the number of electrons in the universe! The number of electrons is estimated to be a mere 10 to the power of79, while the number of unique chess games is 10 to the power of 120. In English, that's a thousand trillion, trillion, trillion, trillion, trillion, trillion, trillion, trillion, trillion games.
Otto Blathy was born in Tata, Hungary on August 11, 1860 and he is credited for creating a mate in 290 moves. This problem is the longest checkmate problem andBlathy won a prize for this work in 1929.
The youngest person to beat a grandmaster (John Nunn) was aged 8 years old and named David Wei Ling Howell.
In chess the longest theoretical game is 5,949 moves.
There are 400 different possible positions after one move each. There are 72,084 different possible positions after two moves each. There are over 9 million different possible positions after three moves each. There are over 288 billion different possible positions after four moves each.
From the starting position, there are eight different ways to Mate in two moves and 355 different ways to Mate in three moves.