Factor Info

ID 161575
Size 435 digits / 1445 bits
Status composite
Value 835456578286825585520458332372370591375697766185367152412092369109936631331759449405218260058494385190834982219487821289731733721434076396376289551667798678044002266145678040726994640239598723982529739992873608820678228186787316730738496499956233849708813215280452138962487402719625513688720139027652103591695976037282100202939209754465029604724586965614765762560190006887533422631777379631694004577378111912305072961677474260802057353

Factorizations

Primary (ID: 193516) 639820509293223972544905071109691 (proven prime)
(ID: 193890) 1305767111482110001999307761968522115732976771810053530249643434227801627835383310953015557906886586215420362914277789450009884116291279956652528429912599297315392200386989881701283045518624907133030333858956288224254456298457115797374152148665135000677892232745718096042839161368073638388021689456564470768493247429142531969421438254943498977445053178782173834334409285200838256945242448993231191683083 (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.