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 statusMnStatusDetails112133159Composite: proven not-prime with PRP test TFNo factors below 277TF target 276 P-1B1 = 512000B2 = 19301000 PRPStatusDateUserResidueShiftTypeBaseVerified2023-02-14Ruslan Borisov89A8A011DAD76B707205210013 HistoryDateUserTypeResult2023-02-15Hermann_DanneCERTPRP CertificationCERT proof power = 10Proof certified good2023-02-14Ruslan BorisovC-PRP89A8A011DAD76B70PRP proof power = 10PRP: VerifiedProof certified good2022-04-20Ryan PropperNF-PM1B1=512000, B2=193010002021-01-06arpcarNFno factor from 2^76 to 2^772020-12-09arpcarNFno factor from 2^75 to 2^762020-11-18ZenzomaNFno factor from 2^74 to 2^752020-07-03MyGONFno factor from 2^73 to 2^742020-04-23SRBaseNFno factor from 2^72 to 2^732019-01-05Niels_Mache_NextcloudNFno factor from 2^71 to 2^722015-08-12ANONYMOUSNFno factor from 2^70 to 2^712015-08-11el groccoNFno factor from 2^69 to 2^702015-08-07ANONYMOUSNFno factor from 2^68 to 2^692014-11-18RichD0NFno factor from 2^67 to 2^682013-10-06AdolfNorNFno factor from 2^66 to 2^672012-05-31omiXorpNFno factor from 2^65 to 2^662010-09-24CommasterNFno factor from 2^64 to 2^652010-05-05EPFNFno factor from 2^63 to 2^64