283

Number
$283$ (two hundred and eighty-three) is:


 * The $61$st prime number


 * The $2$nd of the $19$th pair of twin primes, with $281$


 * The $52$nd lucky number:
 * $1, 3, 7, 9, 13, 15, 21, \ldots, 219, 223, 231, 235, 237, 241, 259, 261, 267, 273, 283, \ldots$


 * The smaller of the $4$th pair of primes whose prime gap is $10$:
 * $293 - 283 = 10$


 * The $3$rd of a triplet of consecutive integers which have the property that if their digits are multiplied, and the process repeated on the result until only $1$ digit remains, that final digit is the same for all three:
 * $2 \times 8 \times 3 = 48; 48 \times 6 = 32; 3 \times 2 = 6$