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 statusMnStatusDetails114647537Composite: proven not-prime with PRP test TFNo factors below 277TF target 276 P-1B1 = 523000B2 = 19734000 PRPStatusDateUserResidueShiftTypeBaseVerified2023-10-30ky0urakuD528E40083E332E09682079813 HistoryDateUserTypeResult2023-10-30curtiscCERTPRP CertificationCERT proof power = 10Proof certified good2023-10-30ky0urakuC-PRPD528E40083E332E0PRP proof power = 10PRP: VerifiedProof certified good2022-04-14Ryan PropperNF-PM1B1=523000, B2=197340002021-06-27arpcarNFno factor from 2^76 to 2^772020-10-30KrieselNFno factor from 2^75 to 2^762020-10-19ZenzomaNFno factor from 2^74 to 2^752020-09-15ZenzomaNFno factor from 2^73 to 2^742020-04-23SRBaseNFno factor from 2^72 to 2^732019-01-08Niels_Mache_NextcloudNFno factor from 2^71 to 2^722015-10-09SourceBinary.comNFno factor from 2^70 to 2^712015-10-07NoWhereManNFno factor from 2^69 to 2^702015-09-26-Anonymous-NFno factor from 2^68 to 2^692015-03-26g0bNFno factor from 2^67 to 2^682014-11-24SanderNFno factor from 2^66 to 2^672012-06-14GunnarLuNFno factor from 2^65 to 2^662010-10-03Torchwood InstituteNFno factor from 2^64 to 2^652010-05-06Torchwood InstituteNFno factor from 2^63 to 2^64