Factor Info

ID 130728
Size 381 digits / 1265 bits
Status composite
Value 548178894502406239165339250932832316175821231080543042844312557244479782457539352456116062381248698546488642289456559148050657405481796181065139723355462153275442658376395819509326470409266369818287860171937963881010761635336739097903476471356558264322473336266361640450278372109805322895871490993877271729513250521735265281531358387218354765264804248190000274411553826823304513669

Factorizations

Primary (ID: 47996) 1732883547358133749607195245018428636629044452903002247227 (proven prime)
(ID: 130729) 316339141968386705505882477971174156334308165598501634782082441380711382560741731498360449220741833608738745512879130990161259674286725462208702618130194297406515693369435545846837193873458485065092368105642508749192391098244140643558641019187991483430622795206231761365528274124290703850012820102937594656749837457263722047 (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.