1021 (the 172nd prime)
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1019
Octal
(1775)
_{8}
Hexadecimal
(3FD)
_{16}
Prime gap
10
82nd
Prime of the Form 3n+1
7
^{2}
+ 3 * 18
^{2}
83rd
Prime of the Form 4n+1
11
^{2}
+ 30
^{2}
38th
Emirp
(reversible prime)
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