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 statusMnStatusDetails117126907Composite: proven not-prime with PRP test TFNo factors below 278TF target 276 P-1B1 = 655000B2 = 61353138 PRPStatusDateUserResidueShiftTypeBaseVerified2023-05-14Tomas Babej06C103B3EF0CC82C6995714813 HistoryDateUserTypeResult2024-05-06GregNFno factor from 2^71 to 2^722023-05-15Rick SlemmerCERTPRP CertificationCERT proof power = 8Proof certified good2023-05-14Tomas BabejC-PRP06C103B3EF0CC82CPRP proof power = 8PRP: VerifiedProof certified good2023-01-26La GüiraNFno factor from 2^77 to 2^782022-12-09-Anonymous-NF-PM1B1=655000, B2=613531382022-05-08TheJudgerNFno factor from 2^76 to 2^772021-01-12paulrectorNFno factor from 2^75 to 2^762021-01-12paulrectorNFno factor from 2^74 to 2^752020-02-22Niels_Mache_NextcloudNFno factor from 2^73 to 2^742020-02-22Niels_Mache_NextcloudNFno factor from 2^72 to 2^732015-03-28Josh FamestadNFno factor from 2^71 to 2^722014-05-02HBendtzNFno factor from 2^70 to 2^712014-05-02HBendtzNFno factor from 2^69 to 2^702014-05-02HBendtzNFno factor from 2^68 to 2^692014-05-02HBendtzNFno factor from 2^67 to 2^682014-05-02HBendtzNFno factor from 2^66 to 2^672012-07-03ALSNFno factor from 2^65 to 2^662010-10-12RichardNFno factor from 2^64 to 2^652010-05-11sasaki3NFno factor from 2^63 to 2^64