Factor Info

ID 104563
Size 665 digits / 2207 bits
Status composite
Value 15820928639244093356766633733632105179213478779776833999933927824394512592839244407335820652190633017884639849697166270339495333110010804708678925630375276721515724243696397300547734547154688557455036459105608564534224083199152022932253833859794363306090294587223663650151518686332240912096974034484113546598714854390703598039699860099120456912786572259094813244922261305149939388015275478823647781216784160935486053953031529270663361711469038706488340703761358115923692122267962638575923086280972232157656032694696510167613879725592851487589790382556301849032224553091794543892110742512223657715038824080006601890006938488331402505965314324492350073088444535868677

Factorizations

Primary (ID: 9142) 6174239434080219286005148715778137579702050231573 (proven prime)
(ID: 124283) 2562409315051279352614150326666519194163087627288829838298361370515944077061872844014965315509058059774977397099008535962271523444076403244836776996876810749759551150593703316892128961494376138717584839208668011616121463438485174252108885651557798617918295665202040074484376975287906940376081767276269372965495876828397062964962767205539272813248883341359025113983679933550735839590638625383730008860606533918590934494918164045252125309453644857657837521029752964718477993322628161781794867805980009555840745865168611575851559250134767532671654245835272424840509016682569793175990359486300805703678880741605159859249 (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.