Factor Info

ID 153777
Size 574 digits / 1904 bits
Status composite
Value 1177103886537926158651348764476521642518695088010804014167215487043689132542435140893441487168759612793465267186344390604394085723469084827448007798842216741862614640588490780467312219668616217558123844671715356330748439481278622055383619497669741139285933013412591903661408987597527483170298786654760536504031884776418618678535067105409363828645425119235244498655445646281505007919830333091414083933234734621488918766244404499497361879730729853529992478093187981027987157119686460867311504402907699474110220010581032153043099974562253686389046006239909982175454892330409523

Factorizations

Primary (ID: 152115) 241177690971657855145669242527731 (proven prime)
(ID: 187877) 4880649954793100024551514876283266218070121789168494699773714496885971683363723554833922210469250010515612695800909276468590288090439998185575936567349853009974433102304487160660006653465555271558200057467927900269576237919428956671298210284083785961699544947331298880508213464614710808704887923709506725473715920673247457329147252401299855972901262904329280071352011696877274396454327655233233454636211582019574568796807697332230161307734612165383421759074158947530291000683970625992399360902586833117113853703483329344845942552471455242433 (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.