Factor Info

ID 39686
Size 518 digits / 1719 bits
Status composite
Value 28603447443169094567741090697290280623602881782375754706738535571232221314157020495258422395290394297765378108463175709658146587668617604295434561586021858064156614113245938423645970627177508452934422631384352937784912124919025526054727358990468300777442500925477919054431278205905236419999805136487272820039506848800648908682394340923123404222733215925785254370784162129560199138943665781965693054663028734182541265702513463742532826188965716947073403781911817437949043971093822889686480104069796918325474075630733073

Factorizations

Primary (ID: 19292) 129063282232848961951985354966759 (proven prime)
(ID: 39687) 221623431144144534319139148193522471804670909193218439601017026692955150340626463786073380667632087972494090345496755327792125137921733828578039480705019947193776351338088512385484163014352074381622160279009213943801972462764742753269053684068666812370977153122163251323650174655740808540546198138004914987188251338036518083399775951497802592855960922327717501202313094392956546774841101731280035681521166467750017732717868535389870556721204213889959179477742645290741756071580826360647 (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.