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7 (seven)
The number 7 has some interesting details.
Prime number
Because 7 only has two divisors it is a prime number.
Week
A week has seven days.
Tintin and Snowy
A famous Tintin book has the title THE SEVEN CRYSTAL BALLS.
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The number 7 has some interesting details.
Because 7 only has two divisors it is a prime number.
A week has seven days.
A famous Tintin book has the title THE SEVEN CRYSTAL BALLS.