1393*2^491175-1 (147862 digits)

1371*2^491730-1 (148029 digits)
1125*2^513375-1 (154545 digits)

8013*2^404808-1 (121864 digits)

8001*2^407642-1 (122717 digits)

405*2^634608-1 is prime.
-Curtis

1113*2^578090-1 (174026 digits)

8109*2^412316-1 (124124 digits)
8021*2^412294-1 (124117 digits)

1175*2^494662-1 (148912 digits)

1137*2^531881-1 (160116 digits)

1311*2^493918-1 (148688 digits)

1815*2^863743-1 (260016 digits)
1845*2^948584-1 (285556 digits)
1845*2^955940-1 (287770 digits)