Factor Info

ID 85716
Size 638 digits / 2117 bits
Status composite
Value 15905281606223100343506600269629389482679975053484261622312044374210987055607481083266978021022192902178894156294438787843670035773599775311291882224105119960290113796214250868891331858198698341138748270712990685472315118921623766515021399344828053354435449641298317409276131517827770718941182530036157347608487090695066635900935596985449946515470040610176896081656720628204009987005806946068640693949689561391690036801938484525836030966222363643816821547890576133778766356114884086760639917805299214627262447589494955051709655934461883881726691461830488921797047991317281763511791707638939785329464354606322516898216015369353387291358017

Factorizations

Primary (ID: 84360) 840823571873852368433492650370132913089 (proven prime)
(ID: 85717) 18916312694203759059042961839544658041688191688995668004812283240826070508599014971303415167324667581542454802200723760323080391124435677631293990256353259453106671483194287589823473060783785051238428502353571284386607186220656185242760297855785726306670987921568657351002296644656294319382393794138514747212119613715500035572498160345247341901508172226204517192840963324647607470368063649254792635616051024506760027405736844175297966138315740350875538127076817480648092777756918706000647786687693996026617429541343603083278788569158927451379006621781523664235910750465095724813903127390328509818753 (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.