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 statusMnStatusDetails130520123Composite: proven not-prime with PRP test TFNo factors below 277TF target 277 P-1B1 = 1172000B2 = 1531884900 PRPStatusDateUserResidueShiftTypeBaseVerified2024-09-05Luke Durant5C03596F33C88D3B013 HistoryDateUserTypeResult2024-09-05Luke DurantCERTPRP CertificationCERT proof power = 9Proof certified good2024-09-05Luke DurantC-PRP5C03596F33C88D3BPRP proof power = 9PRP: VerifiedProof certified good2024-08-12Luke DurantNF-PM1B1=1172000, B2=15318849002023-06-29TravisJankNFno factor from 2^76 to 2^772023-06-04tottenhoffNFno factor from 2^75 to 2^762022-12-25SRBaseNFno factor from 2^74 to 2^752021-07-25SRBaseNFno factor from 2^73 to 2^742020-10-20SRBaseNFno factor from 2^72 to 2^732016-03-18QingkongNFno factor from 2^71 to 2^722016-03-17Smok_bmv NFno factor from 2^70 to 2^712016-01-14LuminescenceNFno factor from 2^69 to 2^702016-01-14SourceBinary.comNFno factor from 2^68 to 2^692016-01-11SourceBinary.comNFno factor from 2^67 to 2^682015-01-18aurashiftNFno factor from 2^66 to 2^672012-10-12Mark ScudderNFno factor from 2^65 to 2^662010-11-14RichardNFno factor from 2^64 to 2^652010-06-01wmjmoellerNFno factor from 2^63 to 2^64