[URL="http://primes.utm.edu/primes/page.php?id=108898"]472940821785*2^1000000-1 is prime![/URL]

Twin check:
472940821785*2^1000000+1 is not prime. LLR Res64: 50EA7D9857F3BA3F Time: 548 seconds

SG check:
472940821785*2^1000001-1 is not prime. LLR Res64: 2D38BD7D20EFFF56 Time : 1798.492 sec.
472940821785*2^999999-1 is not prime. LLR Res64: CF269CDAF0E41D28 Time : 1780.580 sec.

604410782925*2^1000000-1 is prime!

Twin check:
604410782925*2^1000000+1 is not prime. Residue: CE2D8F4CB941449E Time: 539 seconds

SG check:
604410782925*2^1000001-1 is not prime. LLR Res64: 86BF84BF3E4B7840 Time : 440.277 sec.
604410782925*2^999999-1 is not prime. LLR Res64: D27E0E5B78D70B9E Time : 437.984 sec.

520440176535*2^1000000-1 is prime!

Twin check:
520440176535*2^1000000+1 is not prime. Residue: 7E2F30712AB410D2 Time: 439 seconds

SG check:
520440176535*2^1000001-1 is not prime. LLR Res64: 4B9BB01995915C4B Time : 437.301 sec.
520440176535*2^999999-1 is not prime. LLR Res64: 160D2D8C5DCFC025 Time : 437.407 sec.

529607909325*2^1000000-1 is prime!

Twin check:
529607909325*2^1000000+1 is not prime. Residue: 279540689188E7BF Time: 1135 seconds

SG check:
529607909325*2^1000001-1 is not prime. LLR Res64: B47957B3F348BA63 Time : 539.368 sec.
529607909325*2^999999-1 is not prime. LLR Res64: E7BA88463289844E Time : 537.960 sec.

537137152215*2^1000000-1 is prime!

Twin check:
537137152215*2^1000000+1 is not prime. Residue: E80E9A76D936EDAF Time: 544 seconds

SG check:
537137152215*2^1000001-1 is not prime. LLR Res64: A26977410B2FAC70 Time : 539.159 sec.
537137152215*2^999999-1 is not prime. LLR Res64: DC54BB8BC54F1CC4 Time : 538.621 sec.

655839908955*2^1000000-1 is prime!

Twin check:
655839908955*2^1000000+1 is not prime. Residue: 2A63F1901544BD9E Time: 541 seconds

SG check:
655839908955*2^1000001-1 is not prime. LLR Res64: CF983A3B9278F7F9 Time : 536.541 sec.
655839908955*2^999999-1 is not prime. LLR Res64: 608953CB5D8A0909 Time : 540.122 sec.

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655839908955*2^1000000-1 is prime!

Twin check:
656824069515*2^1000000+1 is not prime. Residue: A74836EBADF763D0 Time: 544 seconds

SG check:
656824069515*2^1000001-1 is not prime. LLR Res64: CCB87679885CCD0E Time : 547.194 sec.
656824069515*2^999999-1 is not prime. LLR Res64: 0D77BF1B096FD177 Time : 541.586 sec.

547410060315*2^1000000-1 is prime!

Twin check:
547410060315*2^1000000+1 is not prime. Residue: DAB92BF5ED4D5E41 Time: 538 seconds

SG check:
547410060315*2^1000001-1 is not prime. LLR Res64: 5923E43ED2531AD5 Time : 543.322 sec.
547410060315*2^999999-1 is not prime. LLR Res64: D0AC2FE42929AA24 Time : 540.391 sec.

674261358225*2^1000000-1 is prime!

Twin check:
674261358225*2^1000000+1 is not prime. Residue: 8EDE6D00B06C0FA1 Time: 535 seconds

SG check:
674261358225*2^1000001-1 is not prime. LLR Res64: A33B9124956BA66E Time : 540.590 sec.
674261358225*2^999999-1 is not prime. LLR Res64: 828213CD7242AE3F Time : 537.799 sec.

677232030825*2^1000000-1 is prime!

Twin check:
677232030825*2^1000000+1 is not prime. Residue: 0E4CA289E8CF1735 Time: 541 seconds

SG check:
677232030825*2^1000001-1 is not prime. LLR Res64: 1710C32EE821C904 Time : 537.202 sec.
677232030825*2^999999-1 is not prime. LLR Res64: 3DE5212BA2AB0F8E Time : 539.576 sec.

568486032735*2^1000000-1 is prime!

Twin check:
568486032735*2^1000000+1 is not prime. Residue: CBD76171BC9E38AA Time: 542 seconds

SG check:
568486032735*2^1000001-1 is not prime. LLR Res64: FB211492C8813831 Time : 551.211 sec.
568486032735*2^999999-1 is not prime. LLR Res64: E1835B026B5CC0AB Time : 543.142 sec.

[URL="http://primes.utm.edu/primes/page.php?id=109396"]720998314545*2^1000000-1 is prime![/URL]

Twin check:
720998314545*2^1000000+1 is not prime. LLR Res64: 9D8A9DA8949C29FE Time: 545 seconds

SG check:
720998314545*2^1000001-1 is not prime. LLR Res64: FFFAAA2BCF768F5F Time : 1851.198 sec.
720998314545*2^999999-1 is not prime. LLR Res64: AE47960D5ACCE581 Time : 1865.189 sec.