Factor Info

ID 198331
Size 889 digits / 2953 bits
Status composite
Value 8061635570338169650866024096743704521884099888465561368043192092297028131815437941479250833411999894238895253253526413807876228686485687512220721617927850371536486833647641685908467287401654817422847353563276990148669261080165177276187967838669576960935498376722403752006137656488114701184836016682990883694196334320989783380437842470034274947745804366885457484779297933751078281782184449869057151585064212159933850679764944125989232727236436348021038552449926648242528237613350535390458418869414184789539148306488110329377344637237846123526724555789359130534659713346398298789444715713916855550015114590751244465967776970986426101263544805768667681211525347667450948366646161428806933397815614655798042873490128718388690910166111769087596690873322186996416864177192939819426753914640000448508831177255791803266451941892101838739909332817876403532555039471697370491403975962480718071815211

Factorizations

Primary (ID: 30587) 442490447397887376506449530663800706637907696507 (proven prime)
(ID: 198332) 18218778773068399286139723774360242764695825768900832073320506849760961560271003709572960809298014665910980372008554706170351654420710747021493798018390732396040871746125520884544391528873352033589649117750728662032132956428704559531107395483853655564552757542921737159444557994197936047861973222889229540994060348650053150999594089749743111984831553602502037852686470016148676421408710795534779384998712314429256634511685299866166070088958198937528790704789066097708030893170565578427174738840922767683816081262817871438727100602463430048004350763751236012475728486788263685107560029281811067914294176912690242201716121050776768041974250084205651385424257870617691426782245928614847593548456719052256566174016039376186815906374498279088198502151439153442471047598122819480541406771165661827577707604906201273317220042517597288889099446438673 (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.