Factor Info

ID 177998
Size 451 digits / 1496 bits
Status composite
Value 1816251337018700419892638792197396213675979556692415207258868546139249408060794523155888151330402839160352276363997986352599377565261819935548946752215817275131270908716792520327961385180669220827851682902414333482547109038866980012689503561362582642306535602600996545115923861899819396973415804650342138190250466397127010923401324789162240248530339143826432856479799813906835578986910475226106207596723500996980816855886053235263465367931851642001091

Factorizations

Primary (ID: 16729) 392380251491428839184362869324894224798565499317754604411 (proven prime)
(ID: 177999) 4628804151368904060805186635155510856340253712268888197483035528193462927169244797820513997479824841770917070053315612433214690553849652218207006867955881681602635588839270927046183058341491715460297328489200310861363094312789799022107094971338402125013546092175490358001168658447836673621330518645934750581025220523674781947996838274661805257866625016340654845442840803238287728015960820865881 (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.