265*2^3564373-1 (1072986 digits)

119*2^3571416-1 (1075106 digits)

215*2^3628962-1 (1092429 digits)

119*2^3698412-1 (1113336 digits)
199*2^2518871-1 (758259 digits)

And another prime still in 2018:

265*2^3765189-1 (1133438 digits)

241*2^3815727-1 (1148651 digits)

[QUOTE=Thomas11;505292]241*2^3815727-1 (1148651 digits)[/QUOTE]

Congrats on your 11th mega-prime find :smile:

[QUOTE=paulunderwood;505295]Congrats on your 11th mega-prime find :smile:[/QUOTE]

Indeed, the 11th! :w00t:
I didn't notice this coincidence by myself... :picard:

199*2^2835667-1 (853624 digits)

From the Second Megabit Drive:

159*2^2081069-1 (626467 digits)

2175*2^1484389 -1 is prime!