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 statusMnStatusDetails129751499Composite: proven not-prime with PRP test TFNo factors below 277TF target 277 P-1B1 = 1124000B2 = 1502428200 PRPStatusDateUserResidueShiftTypeBaseVerified2024-08-29Luke Durant9AEAFE0390A7B58B013 HistoryDateUserTypeResult2024-08-29Luke DurantCERTPRP CertificationCERT proof power = 9Proof certified good2024-08-29Luke DurantC-PRP9AEAFE0390A7B58BPRP proof power = 9PRP: VerifiedProof certified good2024-08-20Jarod McClintockNFno factor from 2^68 to 2^692024-08-05Luke DurantNF-PM1B1=1124000, B2=15024282002023-05-19Bill StaffenNFno factor from 2^75 to 2^772022-12-24SRBaseNFno factor from 2^74 to 2^752020-12-31ViliamFNFno factor from 2^73 to 2^742020-10-20SRBaseNFno factor from 2^72 to 2^732016-11-21Andrew BNFno factor from 2^71 to 2^722016-10-26proxy2222NFno factor from 2^70 to 2^712016-05-21La GüiraNFno factor from 2^69 to 2^702016-04-30DerekNFno factor from 2^68 to 2^692016-02-27proxy2222NFno factor from 2^67 to 2^682015-01-25RichardNFno factor from 2^66 to 2^672012-10-08subgeniusNFno factor from 2^65 to 2^662010-11-11sasaki3NFno factor from 2^64 to 2^652010-05-31Torchwood InstituteNFno factor from 2^63 to 2^64