359

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Number

$359$ (three hundred and fifty-nine) is:

The $72$nd prime number

The smaller of the $2$nd pair of primes whose prime gap is $8$:

$367 - 359 = 8$

The $3$rd term after $89, 179$ of the smallest Cunningham chain of the first kind of length $6$:

$\tuple {89, 179, 359, 719, 1439, 2879}$

The $14$th safe prime after $5$, $7$, $11$, $23$, $47$, $59$, $83$, $107$, $167$, $179$, $227$, $263$, $347$:

$359 = 2 \times 179 + 1$

The $19$th emirp after $13$, $17$, $31$, $37$, $71$, $73$, $79$, $97$, $107$, $113$, $149$, $157$, $167$, $179$, $199$, $311$, $337$, $347$

The $21$st Sophie Germain prime after $2$, $3$, $5$, $11$, $23$, $29$, $41$, $53$, $83$, $89$, $113$, $131$, $173$, $179$, $191$, $233$, $239$, $251$, $281$, $293$:

$2 \times 359 + 1 = 719$, which is prime.

Also see

• Previous  ... Next: Prime Gaps of 8
• Previous  ... Next: Smallest Cunningham Chain of the First Kind of Length 6
• Previous  ... Next: Sophie Germain Prime
• Previous  ... Next: Safe Prime
• Previous  ... Next: Emirp
• Previous  ... Next: Prime Number