Factor Info

ID 153421
Size 617 digits / 2047 bits
Status composite
Value 15050149430670937133100594582370735383939420449939561501305634465730420832307906319021824085342066833566473394458440867466468805354900618649153533812571921369756948398498139318356740575008178898856133552011399339069790081615083843389967906366574453649605952369914929179024412920165777627672678090188643480667324339135687511192326343830914700034671722302541538784759600320034179723150141160133972507436857776511653245024940695038999157067253137532658593750498987219749850094659593111015104745122656194903444949947856382195919888584192030003831729185321156858645927726470148059997508800672587823952584936981341009049503

Factorizations

Primary (ID: 153422) 2909083537703728954286983 (proven prime)
(ID: 153423) 5173501976003996064526098280443471820711707567098691785018368590204691522750444011983446156527440459894587110641927806671512021502011227537020408807523654378553932805681165713429942411317789460070071081859362320989259185743711028538674055709147478419543086713502661717797261543192093355846133236138415445549376598708196492131615514611325281342604720903844102876338516299077386075877478202800892840571748510938549673352090979235159962211031952159909954267229051264737701124407813385959411408888776028547471212986601393404780985796754443833115888340638181419590058214247298208730654288673030441 (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.