Factor Info

ID 197243
Size 705 digits / 2340 bits
Status composite
Value 251964091183957744738434107937886504856844196076703191816091211341549537552810720356966285403005452981572909452247779807019411116104959429039757327778922680183671064425062106191571442761225480722143259561704737279603783258183387932000931380577411213398680457620362171542832885493721343621858812474112621510038513283936934832363185927815572973225385815012777957397621917061966190175176605201463793394482956892217103668032466933629244397124515984317792970193453238387602277475436069949795190179364548636116209344875333990622306953279016935427808320579931545999412412475209174740953758103033949574928234645880467261354996384072420175917731462959980831568807329337965821025049080449518443437672577490321390269

Factorizations

Primary (ID: 197244) 159022452695569599010493100343685413 (proven prime)
(ID: 197245) 1584456074679682767209169026781316616373739416754806949084397927585599015329433690056467737568176412698113449227375517062521854470031917442258187770903111655816467744525177249472460453806041771700031728677440713648642863242736784841186679755151763047061954201651312437105837128277508504466707662095602585130328793720792570612702579914831751790507288303914601608324621227567671857504579871670674586000577957393952408621497330457129839294296984414536739257483895686929214962003766463303258204576554737234279740592260009764126035035802568612606778759374048839459902177342128042871761108972539337130945199487682588806508302584267870667160343733716505746652705441566823312313 (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.