751

Number
$751$ (seven hundred and fifty-one) is:


 * The $133$rd prime number


 * The $20$th of $29$ primes of the form $2 x^2 + 29$:
 * $2 \times 19^2 + 29 = 751$


 * The larger of the $11$th pair of primes whose prime gap is $8$:
 * $751 - 743 = 8$