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 statusMnStatusDetails133430587Composite: proven not-prime with PRP test TFNo factors below 278TF target 277 P-1B1 = 1047000B2 = 724160250 PRPStatusDateUserResidueShiftTypeBaseVerified2024-09-25Luke DurantE54E3730BBB73502013 HistoryDateUserTypeResult2024-09-25curtiscCERTPRP CertificationCERT proof power = 8Proof certified good2024-09-25Luke DurantC-PRPE54E3730BBB73502PRP proof power = 8PRP: VerifiedProof certified good2024-08-28Luke DurantNF-PM1B1=1047000, B2=7241602502023-09-30Joerg DittmarNFno factor from 2^77 to 2^782023-09-30Joerg DittmarNFno factor from 2^76 to 2^772023-08-31rushynNFno factor from 2^75 to 2^762022-12-31SRBaseNFno factor from 2^74 to 2^752021-07-23SRBaseNFno factor from 2^73 to 2^742020-10-22SRBaseNFno factor from 2^72 to 2^732016-03-17PascalBieriNFno factor from 2^71 to 2^722016-03-07PascalBieriNFno factor from 2^70 to 2^712016-02-12PascalBieriNFno factor from 2^69 to 2^702016-01-28PascalBieriNFno factor from 2^68 to 2^692016-01-24PascalBieriNFno factor from 2^67 to 2^682015-01-22Robert FolzNFno factor from 2^66 to 2^672012-10-21ALSNFno factor from 2^65 to 2^662010-11-21RichardNFno factor from 2^64 to 2^652010-06-05sasaki3NFno factor from 2^63 to 2^64