Fatto generale: 25104 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 25104 is a boring number.
Trivia: 25104 is a boring number.
Data storica: September 23rd is the day in 1889 that Nintendo Koppai (Later Nintendo Company, Limited) is founded by Fusajiro Yamauchi to produce and market the playing card game Hanafuda.