Factor Info

ID 87516
Size 567 digits / 1883 bits
Status composite
Value 637446088874066620824395797642429178797320134818914924842036774245872307753489362285958712380891232258632930297931360534204898549441217312854039464878783239893561410655385387771696106379852240485700210482697681073788982728837292853127732970997531986796460431832865295788851355444816807863435741684970973974579917569905404849454740684259505120049296358400009898508793237259611943958494742575982314750062099224574561667177314291358210321877709273331864401940623055265968871102641562739709112652327890088826949634824331305337927178311394190858831262310380414741889957013

Factorizations

Primary (ID: 10824) 866140553743041477859225887851118773868045256339779536563782349481 (proven prime)
(ID: 87517) 735961485834293583460247652261011863476489316751219011849432071218643892580281940668453715404672968707683894640868074478434652596139830758221129967514812212673327167088128158301571296046256026311802583352952107109638441471107533043178897403556193633369938360153470015767178808947603171534734811092565489530708420495798075747390102236785250089453672969614244114556862211915193984886495635822626661519728966087127476054209940036370815542964308015638747618462443319288227740727560897053155660250318952973 (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.