16829...92861 (59-digits)
This number is a prime.
168295546 3509540587 6254045429 5924540452 6785045905 3645592861
Just showing those entries submitted by 'De Geest': (Click here to show all)
A palindromic prime of the form n2 +
(n+1)2, where n = 91732095351342012927350087594. [De Geest]
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