Factor Info

ID 161928
Size 673 digits / 2234 bits
Status composite
Value 1672357540902667407752952717542388533060830284743179594062634732366794578080488624731038619292858822826413509607490819606164988881268275061997389520088049197295695033100861401889057801576993265228341484797523793424655482026159063364603839886860433039161632257813481552661092633537269769038484134695099582620588847010170027132680034881943480295155162427792626006525944748524169689012169080262159265336428297535993312159683628522764075209623947308391355640315063630124647339840656546406600782719671577903446262436416038153372299942727802615123762530243827018397568622824190177797855668473865111769692820066768173651402804213584730997421936840974384417253260059574166975995497

Factorizations

Primary (ID: 161929) 80324734597479252032069 (proven prime)
(ID: 161930) 20819957255795891203578411692205055504404700634248629181356316006286821391175669308387479317697308712811636117269640286048873436904269663743472004180727849156203159061964716508355673158089106439746521131618434288084273369651536328985662756160831011649396919158261194245526102515413887998606995465541248050373680031632636064727494213748776904389895766568397979287343122823524728999447161422808400593400512873240963930357250063498121789126459915197367282221092502577462987969580863741170521646977355449468533675479285474909778928869196315223570386170248920925669296088231539073250601040593866976829005349618313150934620022949533506628101551334245779413 (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.