Factor Info

ID 135989
Size 1071 digits / 3558 bits
Status composite
Value 664648173944784410351221450109978655329725771545525457756343944536805330182678536985685600920555366734633894288982104832088008507326004714392672045298662395082252106761126573867240046116156188573594180989629350342621017436418626188501661157868860934061939037425391010529056812989746220406009800643245604527693781501950377029929969715500075744302977358381761193061448685683842403900253572428790892779422678331129280536306169132130667164572232323066296377109940944808130725185078249993283085109051168190794834210122738016769853139734014401479388469035459434799889519743103356175275324742554987139047730650831341623748418717020707482315316240857258469605182128584819666145969656758453425343019318585128120529239261557415513104138440551579985775596582015258130494367682989199015217394893449629483100902235871342870753780993381708824765563459395817615914987560446790608486126792643313603923408305614538786569804611393586904899421301364169998926330071745728386158267505078001529962370606688692202308870111958081754465049893445441866951093825567970498107108499591175229057103531

Factorizations

Primary (ID: 134111) 3795521911775341204317584693 (proven prime)
(ID: 135990) 175113776021885145259490305821287984141326302826849036903793077916310858952578832624618798069546409129126737499153512255505001364107194421407165503083874243054008298641583151656733722094160285174238406234201498042702556331702286909119095956993447992756061278517334792104365005042739403806862274691515798647484031555733474940970391559843200545547170013573705748671538843340777885317669990162799163206339974628950983259551912521819889417276186957394564702107165813314600711226076174758351457790828567896746686785458176544934156915268381707336575163243263278677739440264841268593852649375894601176824171061414943158680096383524518568591528163936109062604252223104983282943926621687594592129395335559281914738193530741984080723979285761772438940451081175734657418951055088441617356848002702038633059075575568457020326587274255030232929006041063597760714649542629464810736459159071551000238713401278339705299903574421859572177791268490597705848666777039643389284361768252795414722169341100880532293014309541768769158806911742216219172044875399708767 (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.