Factor Info

ID 158287
Size 1203 digits / 3995 bits
Status composite
Value 276154454117407141828537177889527093828014056185272507201834575397326661050970039373255480526495088240320570424191352848079965847633942229227505384093653981387221749403558294823017253336457769157981828134926971336025961711612161710457432954090368192403740614175048365286136570497611508932155657718506662432224072079987925325822205677164761499435761869990641333401413362409559881575651462663878621927814263559078569645493789096655842477016754764424641108693557951314133800227199068974300383662421755705013635999217338713679930766254461612014337401886543052041271934500182628172670296670577973845386659001436041883518890127679040930850947831383488146992741523306747351884908047551378490370807631514887552017122171266202521361881502349325924028178016211650915015968804042089783912228993469386113647338123151772321202510510154208283124613806796814962781272635426428400243429080134480880933973482936499839545149216971991510221889233682805119034508553310899017776321306770556494239766901899689459518894057659056843414412679642493223833385749199801683961035616165507541304848279428160863230578152217544157773460340782773381463131808229087805609525455655275994057248032878879170943523185641223159982579871954111

Factorizations

Primary (ID: 158288) 422312642165595398092201 (proven prime)
(ID: 158289) 653909986452933742166775703406111969729360131955576726837132181969485882470963719102509017876972716249928706809512417488496046943203808967158892721119804463284496360977558993789470440984144079891394805573422979418872979757311905881093459861351346894615438518292533690891773319684068165544944221058319557307645698303879820791348843352259039100457753725333995469090035785729282031670740026994238760205285663996205731588447894435211997602405079060499318165117483237870432523191477300955086541624347161018509995625185802579126648208596136759523805641721698118051762053178526012945604890128730985974545994456139332017462050458680721151387205555290207059625737986698255549331480931235199470371508012465589056329908731269918008092427575114067858467895779772938629015397136394193078522910224340048401621345910719018677028930694070874644299155602691996008517630971742814143553905083350508904141470585819329789588341082360318937832902486567580915299781377562005125279668174317252731093608541056725834048899728412288834111542410817753684783658454823802103342397677491446467037338067329346322062777944946978884789892446924045894844506404814662554762293757318779156295044416168693165550159911 (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.