229

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Number

$229$ (two hundred and twenty-nine) is:

The $50$th prime number

The $2$nd of the $16$th pair of twin primes, with $227$

The $11$th of $29$ primes of the form $2 x^2 + 29$:

$2 \times 10^2 + 29 = 229$ (Previous  ... Next)

The $45$th positive integer $n$ such that no factorial of an integer can end with $n$ zeroes.

Also see

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