777 is a lucky number. For instance, the prize for 4 correct final digits in the German lottery Spiel 77 is equal to 777 euros, and there is a 777 jackpot line in many slot machines. It is one of few non-single-digit numbers that has its own emoji: 🎰

It is the 124th lucky number (in the mathematical sense).

Its prime factorization is 3 × 7 × 37.

It is also called “royal pontoon” and “sesquifizzes” by AndrĂ© Joyce.[1]


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