587

Number
$587$ (five hundred and eighty-seven) is:


 * The $107$th prime number


 * The $1$st of a sequence of $11$ primes formed by tripling and adding $16$.


 * The larger of the $9$th pair of primes whose prime gap is $10$:
 * $587 - 577 = 10$


 * The $20$th safe prime after $5$, $7$, $11$, $23$, $47$, $59$, $83$, $107$, $167$, $179$, $227$, $263$, $347$, $359$, $383$, $467$, $479$, $503$, $563$:
 * $587 = 2 \times 293 + 1$

Also see