56880...56693 (1313-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 'Sariyar': (Click here to show all)

2*2^4358 + 3*2^4357 + … + 41651*2^1 + 41659*2^0 is the smallest titanic prime of this form. [Sariyar]