Factor Info

ID 21425
Size 511 digits / 1695 bits
Status composite
Value 1162001396892714332967525148724269395665506984893216433208350531780337353598696142663735999848004053966574163238670971996464452046414357730234338512851584390461784880093329757962055444521455523164120969406937720013344831016291087176160088473027072581554553104334404644758471084899372354324426292443105360821878601185302678329739184532718822764224697653385875160382526762807093691838471664691410953529716166796939628979543972342580215537433537721694090924371243492061803009220061353947236077495905555382687721739

Factorizations

Primary (ID: 16392) 8717585253517894966154284413195420314854559 (proven prime)
(ID: 29889) 133293952751858687881825353437021127310967792282570390594593053247309713750360838669401324203887047491434202205348080949033559302561998718882588712481131421359714591759487010116564932045408866657739727414492830588206703955271408049684698645764069618165595061277802887546630893424138563594889943597809396815042696350312791555437046430873461410265402088699952145353729899777064862016699810977172016068766066757015483190049049720427069358348032135256181500870517176064021 (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.