Factor Info

ID 161876
Size 502 digits / 1666 bits
Status composite
Value 2006274553770216929061113137615342252220886220598573042612469818397419693821593886470447429560028685250436674585129576452056690886251231431763622335272244317267901303973404374312427393382441987386914613621961731280023851459325727764864854031506389888820114788355035637892033257748790301464115451193466590076434178522168073505709954698377328547394539189324406026359419908928124081227582045076287386131901897400369616355446509367360112980989169220556887328725819350911315425432022734933483963424240604291

Factorizations

Primary (ID: 161067) 1900676816200539211871 (proven prime)
(ID: 161877) 1055557965809657230287112899815003520432264815350910352400718141881415364659387360096922349162011666888665294065632277211416430865211746099645327678326146359449692842760895284341768877219883556333757374385944736639820313036225041950279556125128962974294016903110672475057677996800435877320901661740614680005586534477282164104928831075240313036480239421756240299642313682307663615009151196580370893900037831591453614148262739648639439303823103298757162972619558502872950080191805021 (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.