Factor Info

ID 151218
Size 781 digits / 2592 bits
Status composite
Value 1328640547889775912610374389197516163001084008139612147386950677294511447716312554800016799876640898979055970433190264608410112750916068604163518131593742732632128488339774572951858345249087673818146545915913177373034040804543394341505242563812629807547287938608877955213585824025144521686592793267790274419536587664662188639433822484681949059555082461694664846795957515958642493627159746191888722500290550701038052626527157201245171463047666161847357775466829275722156110124051928536935942153596476210688488410763324297282553933822569864620286401624161449847845538470791892410267045183731268955051097167047353830571633503096363934675616077063325846129337433106263449187941593391077818748793449027007943617203180160989075107143041623430255190381885368294325058001435384727364172503

Factorizations

Primary (ID: 183833) 32610816226950325570555102909 (proven prime)
(ID: 185363) 40742327289304611997460625734528570661555902559278268519429556028506490747443725702462280198991704492217838707068441484168349774456076041512204491914340213409181635654814816732810304912840557199590673841657549860711758786064331374210434234756298632072479393332188483864407693457038110474438988003129166174799909733863698586569546185908670847902933303648342986259970715444350624656656904529244668776056631390918066769315415384769097124880623513886013272624454745136369954546585764755446240152611738047564040446296125182760838117673656809082581824309031463651790123234540712828994967153182726205884164236441499983851551627047742049054150953429284680031180189880649479999693363401380223220420553004904546709593212891978108179340516297612018752943029746467 (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.