4147*2^1748201-1 (526265 digits)

4171*2^1754017-1 (528016 digits)

4171*2^1841157-1 (554248 digits)

13*2[sup]3664703[/sup]-1 (1103187 digits)

Mega. Digit.

[QUOTE=VBCurtis;426748]13*2[sup]3664703[/sup]-1 (1103187 digits)

Mega. Digit.[/QUOTE]

Mega :smile:
Mega Congratulation!

[QUOTE=VBCurtis;426748]13*2[sup]3664703[/sup]-1 (1103187 digits)

Mega. Digit.[/QUOTE]

Congrats :smile:

[QUOTE=VBCurtis;426748]13*2[sup]3664703[/sup]-1 (1103187 digits)

Mega. Digit.[/QUOTE]

Congrats on your first mega digits prime and welcome to the "club of prime millionaires"! :smile:

Congrats on [URL="http://primes.utm.edu/primes/page.php?id=121266"]your second megaprime[/URL]: 13 · 2^3675223 - 1 :party:

[QUOTE=paulunderwood;427216]Congrats on [URL="http://primes.utm.edu/primes/page.php?id=121266"]your second megaprime[/URL]: 13 · 2^3675223 - 1 :party:[/QUOTE]
Does anybody had hat-trick of primes?
You got two in row :)
Congratulations!

Crazy, huh? Barely 10k apart on a fairly low-weight k.

Thanks, guys!

4007*2^1949916-1 (586987 digits)

... and congrats on the two mega-primes.