587

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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


Sources

  • 1986: David Wells: Curious and Interesting Numbers ... (previous) ... (next): $587$
  • 1997: David Wells: Curious and Interesting Numbers (2nd ed.) ... (previous) ... (next): $587$
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