61199...96119 (1004-digits)

This number is a probable-prime (likely to be a prime but we have not (re-)proven it on this site).

Just showing those entries submitted by 'Bajpai': (Click here to show all)

+ The smallest titanic prime formed from the reverse concatenation of the first n invertible primes, i.e., {611999, 611969, ..., 109, 61, 19}, (case n=187). [Bajpai]

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