Exponent Range: to+ above minimum exponent Output results in HTML format Output results in text-only format Output results in plain-text format Show full details (current assignment, history, LL residues) Include full ECM history (every "NF-ECM" result, slow) Include ancient history logs (1997-2007, slow) Include expired assignments Show software version in historyGet statusMnStatusDetails106630631Composite: proven not-prime with PRP test TFNo factors below 276TF target 276 P-1B1 = 1000000B2 = 30000000 PRPStatusDateUserResidueShiftTypeBaseVerified2021-10-21George Woltman882304D57DC47893013 HistoryDateUserTypeResult2021-10-22curtiscCERTPRP CertificationCERT proof power = 8Proof certified good2021-10-21George WoltmanC-PRP882304D57DC47893PRP proof power = 8PRP: VerifiedProof certified good2021-10-19George WoltmanNF-PM1B1=1000000, B2=300000002021-04-08TheJudgerNFno factor from 2^75 to 2^762021-04-08TheJudgerNFno factor from 2^74 to 2^752020-05-12el groccoNFno factor from 2^73 to 2^742020-03-02el groccoNFno factor from 2^72 to 2^732015-01-10cianozNFno factor from 2^71 to 2^722014-05-27Andreas_TruetschNFno factor from 2^70 to 2^712013-09-26RobishNFno factor from 2^69 to 2^702013-09-22RobishNFno factor from 2^68 to 2^692013-09-21RobishNFno factor from 2^67 to 2^682013-09-15-Anonymous-NFno factor from 2^66 to 2^672012-05-07america64NFno factor from 2^65 to 2^662010-09-05CommasterNFno factor from 2^64 to 2^652010-04-23lindedNFno factor from 2^63 to 2^64