Factor Info

ID 159248
Size 413 digits / 1370 bits
Status composite
Value 21518658987351559084896870363479489988442521426078375686976186514569751091966391877995430125094519181182508845079942226208321269942143324756560988309943869620583889103187492175012185160938578557627906593183614113898997889228858554521695006050049855806626271932596755247087805657051426683469222094559618533305175171645984569328953220490567374632405964117160581228810309128372287824705021176006836576330233171594267

Factorizations

Primary (ID: 158771) 85035697636509588509310838547 (proven prime)
(ID: 192607) 253054418149591876903614543450161481178576257071976929757979560841372677621825662155318545912298334808940293019082486952035116406255880014429691482236307447408091313932012825501412104364339962860372513140860588929918186234750209472766137782113275300184194972225928464917682166752817880775701048072546110610851870598708850484039530531619275663741307413232968208653745552356537855180761 (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.