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 statusMnStatusDetails117910237Composite: proven not-prime with PRP test TFNo factors below 277TF target 276 P-1B1 = 728000B2 = 99037512 PRPStatusDateUserResidueShiftTypeBaseVerified2024-03-01ky0urakuA8524795799E94772084202513 HistoryDateUserTypeResult2024-03-01Michael BahlenCERTPRP CertificationCERT proof power = 9Proof certified good2024-03-01ky0urakuC-PRPA8524795799E9477PRP proof power = 9PRP: VerifiedProof certified good2023-05-191997rj7NF-PM1B1=728000, B2=990375122021-11-08Lisander ViaeneNFno factor from 2^76 to 2^772021-07-02TheJudgerNFno factor from 2^75 to 2^762021-03-09hktNFno factor from 2^74 to 2^752019-11-18Niels_Mache_NextcloudNFno factor from 2^73 to 2^742019-11-18Niels_Mache_NextcloudNFno factor from 2^72 to 2^732015-10-17SMoffatNFno factor from 2^71 to 2^722015-10-10SMoffatNFno factor from 2^70 to 2^712015-04-06La GüiraNFno factor from 2^69 to 2^702015-04-06La GüiraNFno factor from 2^68 to 2^692015-03-23Judge HaleNFno factor from 2^67 to 2^682014-12-11Thomas StorkNFno factor from 2^66 to 2^672012-07-10ALSNFno factor from 2^65 to 2^662010-10-13Thomas StorkNFno factor from 2^64 to 2^652010-05-17RichardNFno factor from 2^63 to 2^64