Factor Info

ID 172398
Size 491 digits / 1629 bits
Status composite
Value 13050058611389155251878177088319711377040677339564200582730564642585089820797868976799970442047334520875154028588105527835231195612548240130840007321751857926681079667991920756585110570759708953906774654589170352497546911365912596032482038376276096668891343408537965986130328562352999844779743923162157884376077098405872185291614059685173789890119508053477941680886658147293326617813977914681456869499824033086826744413254035714660321788690980044517016978820165715504400179637147707259160263

Factorizations

Primary (ID: 171653) 664788557665525587448580111735021918233713139177 (proven prime)
(ID: 172399) 19630389935133357685718791306972782353829210758053734055202773163174929456973763175224067917924433392164850594781342313783238556924139839271442179831281684880095491462118773769865312630399435511703048617801644721483294627860129651169187692452859526340763520812383041837273240261499292646837565527593680831064850591505675758216862914712767100770255832591728959909897767157138981378267209477255814895090101769370208511211052835221630778974396719 (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.