Factor Info

ID 155839
Size 654 digits / 2173 bits
Status composite
Value 837533136690700463645619078951685451090862818403137911485013047951255259695065494759933131554151490070185231698111000893985102372087683564008206871916630229649919594683271781704884096851258891953599443713511686875464029497222002394395255544923989223753515383082289582881579509643414871765294328043873421644625387025680704744306455839837305672024092278112110671156980418493126911400120560471193450006854841068847338436770655280539141540137524592963505893073396998982659093270155423638463327720112790489457406074612895040147198555466084851554267306107118914709535281886822222593310992888310548681299386629705552395401789097379424995332261554371095929406199

Factorizations

Primary (ID: 154594) 6841661642646463343047 (proven prime)
(ID: 155840) 122416626316341675955775288857265616136923071732932154969068775746730970248904080186767105573353267982325527053057145640974032527212787129403279909105480330528584840071671625850068223897502413893825580881299733434992387092738788087443486784871313779758452453052299444586621401872221712150561247425372670576258884910684411489405395996870100252415636213121201287768573526280452879305725490717866948397343442567596133345981510268195917387156521160989806786164554499684232429386904781612237832733674973325083338870700757506697117246613375555913068143676878549445439216629199023853737980182609269826450789354357040506001705305704793595217 (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.