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 statusMnStatusDetails123710113Composite: proven not-prime with PRP test TFNo factors below 277TF target 277 P-1B1 = 2000000B2 = 3088345260 PRPStatusDateUserResidueShiftTypeBaseVerified2024-07-06Luke Durant3301CA2AD8FFC3E9013 HistoryDateUserTypeResult2024-07-06Yves de WandelaarCERTPRP CertificationCERT proof power = 9Proof certified good2024-07-06Luke DurantC-PRP3301CA2AD8FFC3E9PRP proof power = 9PRP: VerifiedProof certified good2024-05-20Luke DurantNF-PM1B1=2000000, B2=30883452602022-06-30TheJudgerNFno factor from 2^76 to 2^772022-06-30TheJudgerNFno factor from 2^75 to 2^762022-05-13gcardonaNFno factor from 2^74 to 2^752019-06-29Niels_Mache_NextcloudNFno factor from 2^73 to 2^742019-06-29Niels_Mache_NextcloudNFno factor from 2^72 to 2^732015-08-22SMoffatNFno factor from 2^71 to 2^722015-08-04AirSquirrelsNFno factor from 2^70 to 2^712015-06-14Judge HaleNFno factor from 2^69 to 2^702015-06-14Judge HaleNFno factor from 2^68 to 2^692015-06-14Judge HaleNFno factor from 2^67 to 2^682014-11-18sasakiNFno factor from 2^66 to 2^672012-09-08alan145NFno factor from 2^65 to 2^662010-10-27Mr-PlonkNFno factor from 2^64 to 2^652010-05-22carlos56NFno factor from 2^63 to 2^64