Factor Info

ID 164333
Size 501 digits / 1663 bits
Status composite
Value 353236852064263554163730164223929595625589812802191964492730326766324755419542134318109653838808645607952155220183873017527574532240088376668343542910787497971325045288238092172718095204871677927232151218898776601438282288671335266488804345656023412327516635976464832391286128693474143539266800089651433129634650227125657204603378286629377070118361371768612991095406531535804949471450766044368912697612807096972405539456484633676301250397239942157880088312302000470430572617212163117351348648603834897

Factorizations

Primary (ID: 163530) 39879421520336710536871 (proven prime)
(ID: 164334) 8857622267267057875184498135539745280392310130066111383235928006102935609266363056928926918182350451728444543096915992715223860432481003190017528872123118805884116215974086049576832068974683343875251776412310382634461965622840312020095416827797454219109806871890184962034796822608271283383023458543345568563837410676413662522418869205918561694184168883346934373293433186480717879250021660498678902438299913186558292501905025091428351180567786134016138115247904354512998077980807 (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.