Factor Info

ID 147908
Size 456 digits / 1514 bits
Status composite
Value 423555616207576894860229966602586368628422917017981625542691554045758100977801804620433081403054513517906534799207228813476396849646124917784980575554874996214789153549851164868877862592783458501656089031421561276751034817337917018921477829742270404148323994526382284530971989889339427918693181858527871338804359523060160705139436096325347429976035918060883439783013404923383962291783069486184180807205616962088980067148410188603137543157787994233362855393

Factorizations

Primary (ID: 147377) 19789341205087347551633 (proven prime)
(ID: 147909) 21403219633137220245741478888174911927436660692276169396288695696129431595795758791449286640176255593254486119794750769249710505128799681068915110158028830702500732766084108076369488018606429518064650958368607999900965369029839343126511069654419689654370104192543551422934910291159610647667232169694482823783308054128551600991908698384494900669366392181423846068884411760054072859211328856879057249052108131650713943603033160744016721 (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.