8481

Number
$8481$ (eight thousand, four hundred and eighty-one) is:


 * $3 \times 11 \times 257$


 * The $21$st Poulet number after $341, 561, 645, 1105, 1387, 1729, 1905, 2047, 2465, 2701, 2821, 3277, 4033, 4369, 4371, 4681, 5461, 6601, 7957, 8321$:
 * $2^{8481} \equiv 2 \pmod {8481}$: $8481 = 3 \times 11 \times 257$