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 statusMnStatusDetails11621957Composite, with 1 known prime factor. Cofactor is composite. FactoredFactorDigitsBitsDate507647081771135.6old PRP CofactorStatusDateUserResidueNumber ofknown factorsShiftTypeBaseVerified2021-09-21mrh39303EE52550B0E81924504353 HistoryDateUserTypeResult2025-06-10yuriy_5-1NFno factor from 2^70 to 2^712025-05-05yuriy_5-1NFno factor from 2^69 to 2^702025-03-28yuriy_5-1NFno factor from 2^68 to 2^692025-03-11yuriy_5-1NF-PM1B1=6973170, B2=4487214602025-02-10yuriy_5-1NF-PM1B1=4648780, B2=6001690202024-06-17yuriy_5-1NF-PM1B1=262144, B2=1370226002021-09-22DerekCERTPRP CertificationProof certified good2021-09-21mrhC-PRPM11621957/50764708177 : 39303EE52550B0E8PRP proof power = 8PRP: VerifiedProof certified good