Factor Info

ID 85581
Size 720 digits / 2392 bits
Status composite
Value 653026307754612048313270769516208393573279946516962682553256253403091727111568112548061022878314154107947300990609543524704322920315146609618903820910255537027343916933004581110266374320202072790954577302292508796542086782160419803805419309355847156389704364716202876617374982915313951736621774973399072238386125286456032347498213427224582231076232781650784895175569903388172932643024314286786935572671320316507683686675576774200780574866467483469527188725864650207240545541883846812208761586870938800009730311321744502225702831420599308391370516899171741358307910544688724211676101877563663725230291643631188240555006499838088653548775582578929068961521391645198194803708044163125439072139397470437085742158684592472827

Factorizations

Primary (ID: 83678) 20791900911241761978707445133319630172520101279595238804990243039767 (proven prime)
(ID: 85582) 31407725082103189451407348897611944503770415250839455623032633635028472789202221167914244638781944478126129081642912366134155572138613155638470715803456371620417775214026401699949840781109948619059766924403816847085302953175183687465612748387306760652583636511508335389954279206102690016834263306788247789003855394938674408070620885808688559713249235974987891537397770015605617561448098920569897131877495439715923074288774075593164065608174099757653925659576548260843687592170598199023693161364958456236278323331579574922535862681773911744561358153224685563528982526721085321226469995316468101878329369151405826060690842581660812616903983187591834325181 (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.