Factor Info

ID 155376
Size 425 digits / 1410 bits
Status composite
Value 18764437445954467317318153478015612775156588277300495969264601169443390027525254097844605166957824004173775653804140451693125502139918405499386726937952524960613316639850690028735253058518480191995650577018102674585862552935319675586643280226955608304756097913069685902140752687551267978666617967469703612625152670687822390112401337823935033551224660540306934991316512860589088141824031984388445051049974328640845397728447581

Factorizations

Primary (ID: 154649) 130154580611883020628409201 (proven prime)
(ID: 155377) 144170396137723696264652683273049444395291601672905638595821393923461936065813678694200713437894984076216270601153402038402157403432528502551825452421220727860144237280813809598729689644053638444575137958000735032369928207343888995604938234575407630361494091660489443706044104540831943453522730351819446272292590665225784309829313069907840854101091213339618500684203017759318770667620438202598142381 (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.