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 statusMnStatusDetails115764239Composite: proven not-prime with PRP test TFNo factors below 277TF target 276 P-1B1 = 911000B2 = 524040660 PRPStatusDateUserResidueShiftTypeBaseVerified2024-01-04ky0urakuE480FC499D6768278253891213 HistoryDateUserTypeResult2024-01-05Chun sung sooCERTPRP CertificationCERT proof power = 10Proof certified good2024-01-04ky0urakuC-PRPE480FC499D676827PRP proof power = 10PRP: VerifiedProof certified good2022-08-14Simon JosefssonNF-PM1B1=911000, B2=5240406602022-04-19TheJudgerNFno factor from 2^76 to 2^772021-06-06TheJudgerNFno factor from 2^75 to 2^762020-12-20hktNFno factor from 2^74 to 2^752020-12-20ixfd64NFno factor from 2^73 to 2^742020-04-24SRBaseNFno factor from 2^72 to 2^732016-01-14William WallaceNFno factor from 2^71 to 2^722015-11-07-Anonymous-NFno factor from 2^70 to 2^712015-09-06Andreas_TruetschNFno factor from 2^69 to 2^702015-03-07SMoffatNFno factor from 2^68 to 2^692015-03-02SMoffatNFno factor from 2^67 to 2^682014-11-29MattNFno factor from 2^66 to 2^672012-06-22tscNFno factor from 2^65 to 2^662010-12-05Kevin JagetNFno factor from 2^64 to 2^652010-05-13RichardNFno factor from 2^63 to 2^64