Factor Info

ID 143906
Size 546 digits / 1812 bits
Status composite
Value 161829815701263264537525553382470120530902684402596925185705972079172311496910072282442897519578442729496307472381444556870322921631670794448308846104637632850577143279003366232540161897726975415005592391783154988326034535449113778412845358750949851456766134754464756143220936071428783313822094005638950359658067007626732290210023587694162951836259471706521033527349687807812619361573319972992600863498118966565460520543969129196172243691978327170832447695356240515138916668363599180153447116495145103641853055172024642456117177661920082943427851

Factorizations

Primary (ID: 143273) 74151977801274405936714294989 (proven prime)
(ID: 179714) 2182407273545197222666542222669651823266275953928275473478630542622502674879747653490405814158641342596945767062883445487681656487229366706652633134811833263890868813921334605340503424886374882374547424155557109129637795338348097020671443059989596723553312254316874993212831333778632589957654142177359404673268312225022157677089163824624672150203506193197160056114757392350048445052382773132504739317496056792603028705697503258339755205402868152561088851329345133566744924452508795775842903552177249959344630303861559 (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.