M3321936589 no factor from 60.000 bits to 71.000 bits.

Rodrigo

no factor for M3321930323 from 2^80 to 2^81 [mfaktc 0.17-Win barrett92_mul32]
no factor for M3321930347 from 2^79 to 2^80 [mfaktc 0.17-Win barrett92_mul32]
(going to finish this one to 81 bits, too...)

no factor for M3321931043 from 2^79 to 2^80 [mfaktc 0.17 barrett92_mul32]

no factor for M3321930977 from 2^79 to 2^80 [mfaktc 0.17 barrett92_mul32]

no factor for M3321934247 from 2^80 to 2^81 [mfaktc 0.17-Win barrett92_mul32]
no factor for M3321934307 from 2^80 to 2^81 [mfaktc 0.17-Win barrett92_mul32]
no factor for M3321934379 from 2^80 to 2^81 [mfaktc 0.17-Win barrett92_mul32]

no factor for M3321934537 from 2^80 to 2^81 [mfaktc 0.17-Win barrett92_mul32]
no factor for M3321934607 from 2^80 to 2^81 [mfaktc 0.17-Win barrett92_mul32]
no factor for M3321934697 from 2^80 to 2^81 [mfaktc 0.17-Win barrett92_mul32]

no factor for M3321934757 from 2^80 to 2^81 [mfaktc 0.17-Win barrett92_mul32]
no factor for M3321934783 from 2^80 to 2^81 [mfaktc 0.17-Win barrett92_mul32]
no factor for M3321934801 from 2^80 to 2^81 [mfaktc 0.17-Win barrett92_mul32]

no factor for M3321934831 from 2^80 to 2^81 [mfaktc 0.17-Win barrett92_mul32]
no factor for M3321934909 from 2^80 to 2^81 [mfaktc 0.17-Win barrett92_mul32]
no factor for M3321934951 from 2^80 to 2^81 [mfaktc 0.17-Win barrett92_mul32]

no factor for M3321930977 from 2^80 to 2^81 [mfaktc 0.17-Win barrett92_mul32]
no factor for M3321931043 from 2^80 to 2^81 [mfaktc 0.17-Win barrett92_mul32]
no factor for M3321931057 from 2^80 to 2^81 [mfaktc 0.17-Win barrett92_mul32]
no factor for M3321931099 from 2^80 to 2^81 [mfaktc 0.17-Win barrett92_mul32]

no factor for M3321930211 from 2^81 to 2^82 [mfaktc 0.17-Win barrett92_mul32]
no factor for M3321930229 from 2^81 to 2^82 [mfaktc 0.17-Win barrett92_mul32]
no factor for M3321930323 from 2^81 to 2^82 [mfaktc 0.17-Win barrett92_mul32]
no factor for M3321930517 from 2^81 to 2^82 [mfaktc 0.17-Win barrett92_mul32]

no factor for M3321930613 from 2^79 to 2^80 [mfaktc 0.17 barrett92_mul32]
no factor for M3321930461 from 2^79 to 2^80 [mfaktc 0.17 barrett92_mul32]

Lavalamp, can I get you to check these two for me? I saw a sudden (1 class speed up ) on one of these two, and would appreciate an independent double-check.

no factor for M3321930439 from 2^79 to 2^80 [mfaktc 0.17 barrett92_mul32]
no factor for M3321930439 from 2^80 to 2^81 [mfaktc 0.17 barrett92_mul32]

[QUOTE=Christenson;272847]Lavalamp, can I get you to check these two for me? I saw a sudden (1 class speed up ) on one of these two, and would appreciate an independent double-check.[/QUOTE]Sure, I'll start them in a day or so when the current work has finished.

M3321935891 has no factor in [2^72, 2^73-1]