Factor Info

ID 20902
Size 386 digits / 1282 bits
Status composite
Value 72203454612432630047394251540627853974550458200238532807470772152978744868938459055742590976424390665186960172449759338552624416985365060795227086033457312135066161107969190990651105573523499266399003468588742766093956351129935897221888762222333950310768560500085724710387820212442549667309724866369398995076927495539121168248936306698463762025232063316559302584202613237618307657804043

Factorizations

Primary (ID: 16278) 4029666108840585686296627 (proven prime)
(ID: 20903) 17917974507621671455083151913542577557285822612720753775016628080002151846492669766101520679972153961908346005014297906575671658836284418879637168428341560541427616026828656265104308657840912185507297433889268434587541981054314380450190413209725797277507118866363936661718734151762189161788347856266361595290972994846619739553354712236743333711926394055411467209 (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.