Factor Info

ID 15724
Size 441 digits / 1465 bits
Status composite
Value 531474374930648893737594217095000481249031761671753345106675266651602818499697098552699705839904515376840622522017884888955465556214014705277403670220135534075952847467971121932415635512668823866351755769237303918738508641065294922080573995750986327500631174268332155930115820519293115480789856725314652540787943624505911929765112169652113039349199113243901922104560639399605771500886823003873914510091705757032267496796423323537067974552587

Factorizations

Primary (ID: 15725) 434284416496884393040841315444206695459788549436182739707934576370088748201819201184526862364134150497353667 (proven prime)
(ID: 15726) 1223793336214406285914880036082045818531156452251583577775603364190105809661681285372632520715539916738561172393047756611157866566380881192518811809749888896262329630113118842063661519763063165074794136842366671289920837872966429466594834607820392034548511130977767357608632847549395231462262363399841367530754124184009578283069236761 (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.