Factor Info

ID 77983
Size 404 digits / 1340 bits
Status composite
Value 20257475713505986691199501434953408955706760052370214848540632253835974709859892811793795964605511862430044591737669264100060687482047514666054019871671347860196541438838153809700861959813212962948805874770754302057429248975272119413479010827974172378008654529581063759486009598713440928061380000166066479843093859668254008948004405569157035946726470651836135626354283397435913165972534822096464710209671

Factorizations

Primary (ID: 77984) 4140903077476575177840717362932097258322799332917607857983907761 (proven prime)
(ID: 77985) 4892042951618826419473650324205582608929849492079429822004460180006914896891951158414888728457982382804037768983549536866436439272559967233389692984009931277184334718806422978037344146740317649670166757261769954542519423038992850324457663915601183808397222994221478681621546677301779479033648842155418605553175101751488824999913682355536311 (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.