Factor Info

ID 150784
Size 685 digits / 2273 bits
Status composite
Value 1210562915469511065161648157265883200816206280393355659492956856953890679532529979435262782832326276277720603154875291107579823603696201569141275879953846527371729099219196105136534360772233843270471455397338604940883262985677813557769828122903301693524212795240066406173766709556858400564411832334440494483139924164987644371730253727493959025386181706423343555675983864768919264379759124064611781057057468233764666059340820861005976963554435366986664704432456550202416433552208888826114431288729774349561393496484483278969922934184514519456598824949501280798792431051271936519027539860357366587417248488511292253656385830236971904453162741819234976533380954844035654204668979959802429

Factorizations

Primary (ID: 149732) 64194072873983107981983523 (proven prime)
(ID: 150785) 18857861189862810580897923013106054014818635094836838263014687669423949549086620551936630253559148240463103299366232330865685397948832195678474791127088219435107412356689329853123430969701427324809303922192241021434450132521407403581261939995963323653844596540872233277696581917524671220355909087451709560358706806720972436175449784671309965107259420788804457810724238069398235357301423179614796345517439494634144342109050623520039717132449007980246021176901036334469478496500377693935366457255104211692566175911595458886628038131812789994187042819709828707171180386710771201577540283295160366262427291644896513620539538010395477673829822938413253269614081823 (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.