Factor Info

ID 89000
Size 720 digits / 2392 bits
Status composite
Value 647908985082199343860956312562858422383222036941194702673497829694799907798204226667314484106468861653171180264323947433675740729320734089356491148623190628144952264216187778507324398886813736902332115406337327218679305075520690712689526754609180405921304538150594627929426113564662015735092926360473980839655499672120670470636268097454006816182745666519639747981214768088778436802837886975492205938386998752388820765916010911096367169323875208554080626533737399235617302475439596289917663973401468407683585093374212869738236279866016668681072797731512984499754234294136495462704971010331765877799220045264014363353064932635342571351719781917877792412742317239916050916644023699360681294710125963566188433793523317499783

Factorizations

Primary (ID: 89001) 4975529738557042762375100770408858270066101031468374157146249904247659077948336217113445473861474917609 (proven prime)
(ID: 89002) 130219096081636511538352471491814988734418847360793519069322430749944605645284162688175085114425135531451631279209605712382314237465225492458198130803977431493313088833961085534662952889737349717967830622665726710977909343579081433726004584547316015938956736612029366716621891668118943352282964010335228924609631657068866230764262055827633128626027847804330090830826325421838681522665192863285298191838017208514404587934708479940498376238198037477747050501416749652939108546027696735934594230524032672318549455231187988076224775462145026714548628759604026727889318084099118000887925527798031205544582666717194000194287 (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.