Factor Info

ID 154418
Size 1223 digits / 4063 bits
Status composite
Value 63978711499537763727636812745302910430549871376949028229579631563942057626060121274953587070393669751747866981663683579595822086789604442321476307710529905677273443583197532919426387912691126309688081313043141888735517377548326634778976081456139958981780912235932933984283221143837937415902013784838709040098486441670353718444881675432269111187800075856157922943833398140522304965204524434534757934952860649941086518155641014650384777449559560733583656649295684694940717193113523996404484860574671176997296112819536087727533824476350018436782840996700680687856505659121405957580483417457086922820366648211954513569844244488024200054878297804398327991217531281626481308549247919489256892623050784294553771957763146048422667412397108227647059230851723768012280426814284971711787446592342162208920944151822005212562255403819626063098913999157798279012475867365453686829496332723738671727722075198469404361149729006726480293163108461350406672869135348546012595257489509045578042398579461273298107151463951998156014856432881985999504704248439565388652647403180614854616810315687471433029384708179530020230174331068011480904267364366773329414891392318672427586265587318249910981842155263214826130030785310795759393564404499307301

Factorizations

Primary (ID: 153093) 6349751296966182792576521 (proven prime)
(ID: 188571) 10075782264118886882825315168096701119770111676045356896131785846532728448738955598135013780140991639288981255625249315957717509087014551405705947421154350117703938370177307497387021308418535241739286054216873881903109400389992183649780700005699783608123895321719055557619397122101287382764783892779050531823799289961179524717716295290246874634535352969430719192997252626691706086334287358394827759422392288422962311706564985266009839064478968824206597728477445761573196080205756390519250132116455868602274986980953663075886899380982609011852013329651150265786883243070577456901836194832459588058168470085814682050986582584897783534819305259241310505504547781317718304309835762381425067414940548902546612215213158508301619885803601179641234326741745267905805655294249172916248532226691882352014765318038721138423770374748694342218867855484851583146274070407872608042149738420185781701168709542476509596545818284625765008527437047985561459817049355387965129129328344321840035951259594398413143290480372260251762462391164621026600902006905906561513447454299008861673471012601236930367233590385951545813526525904784561123630213547925599344614708605865309752350275097391345039309990110056082816790117181 (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.