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 statusMnStatusDetails110697529Composite: proven not-prime with PRP test TFNo factors below 277TF target 276 P-1B1 = 521000B2 = 19667000 PRPStatusDateUserResidueShiftTypeBaseVerified2022-04-07S00030A19A8A1E65003A7C013 HistoryDateUserTypeResult2022-04-07curtiscCERTPRP CertificationCERT proof power = 8Proof certified good2022-04-07S00030C-PRPA19A8A1E65003A7CPRP proof power = 8PRP: VerifiedProof certified good2022-03-13Ryan PropperNF-PM1B1=521000, B2=196670002021-08-01David HruskaNFno factor from 2^76 to 2^772021-05-09TheJudgerNFno factor from 2^75 to 2^762021-05-09TheJudgerNFno factor from 2^74 to 2^752020-06-27David HruskaNFno factor from 2^73 to 2^742020-04-21GROBERTSNFno factor from 2^72 to 2^732019-01-25Niels_Mache_NextcloudNFno factor from 2^71 to 2^722014-06-11Andreas_TruetschNFno factor from 2^70 to 2^712013-10-11dufrenbkNFno factor from 2^69 to 2^702013-10-08dufrenbkNFno factor from 2^68 to 2^692013-10-04ANONYMOUSNFno factor from 2^67 to 2^682013-10-01RobishNFno factor from 2^66 to 2^672012-05-27omiXorpNFno factor from 2^65 to 2^662010-09-19Mr-PlonkNFno factor from 2^64 to 2^652010-05-03Luigi MorelliNFno factor from 2^63 to 2^64