Factor Info

ID 109308
Size 535 digits / 1776 bits
Status composite
Value 2145221517894711211493843019904189791157554136640623942281925691020494517040087101075978811241643791703235548410619566426678422346543141590898050964104577279874692242375530482913895724314517027045809143332024120941549146301227106733137609402682958722378617208233655299172596246929925915130926345564123377695316335816137185609706622337104612072496089617641159843788562793212498669933182656726361097933268420236475379367391191886158168429647568491198735089051462683881584029601773615967047158810368184625761676173440196917066184649081561

Factorizations

Primary (ID: 117577) 19851812426758330500325851594424480641487403 (proven prime)
(ID: 117578) 108061746291898229391532464469352000258066298087842151909231556314149749587704467242483057444887555212510526924932372629120557284219164025073700594117458093785021589819995900527495554983799428021861632279800540434433537652426338944404009901804774580079741807209346086046036837616847553278077362954421339181277142090924906405047730029292310335007812619093009636261412763260741802832901635155189861018811678863736374346317250627988203916613761537030412556796774153063726078215712298829278392587 (composite)

Primary factorization keeps track of the smallest (known) prime factor. Secondary factorizations are old results kept when a new smaller prime factor is found, which occasionally happens with ECM.