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 statusMnStatusDetails129929797Composite: proven not-prime with PRP test TFNo factors below 277TF target 277 P-1B1 = 1124000B2 = 1502428200 PRPStatusDateUserResidueShiftTypeBaseVerified2024-09-20Luke Durant676E2D7C125AC05411336293013 HistoryDateUserTypeResult2024-09-20Luke DurantCERTPRP CertificationCERT proof power = 8Proof certified good2024-09-20Luke DurantC-PRP676E2D7C125AC054PRP proof power = 8PRP: VerifiedProof certified good2024-08-07Luke DurantNF-PM1B1=1124000, B2=15024282002023-06-11TheJudgerNFno factor from 2^76 to 2^772023-06-11TheJudgerNFno factor from 2^75 to 2^762021-12-10Neutron3529NFno factor from 2^74 to 2^752020-12-17ViliamFNFno factor from 2^73 to 2^742020-10-30SRBaseNFno factor from 2^72 to 2^732016-09-06DerekNFno factor from 2^71 to 2^722016-09-05proxy2222NFno factor from 2^70 to 2^712016-09-05proxy2222NFno factor from 2^69 to 2^702016-09-05proxy2222NFno factor from 2^68 to 2^692016-03-07Josh FamestadNFno factor from 2^67 to 2^682016-02-25proxy2222NFno factor from 2^67 to 2^682015-01-16Chih-Wei HuangNFno factor from 2^66 to 2^672012-10-11RichardNFno factor from 2^65 to 2^662010-11-11Torchwood InstituteNFno factor from 2^64 to 2^652010-05-31subgeniusNFno factor from 2^63 to 2^64