Factor Info

ID 128884
Size 445 digits / 1477 bits
Status composite
Value 2338471867184384249169971536044689955558412916062500183718538422914543090056398396112392673902709226038666259508905245714862837947766082485028634860905984705086149326884432448296235596517513911343407517870924508407287250734847623794553366002676592906833621947346787115896824714279180073922864521413555841354982699387151063747149262793159826513169001033064594474670817308566737683846970811409619521835268049705854675026202309651269696983327682919

Factorizations

Primary (ID: 47) 128955073914024460192651484843195641 (proven prime)
(ID: 128885) 18134004317995777810793605477151524252629220748273415966491158021723414763304949335633286341635912605711750451423551632906918725875829995863931524637730712512826921757285867773799428616555951775123780494666900869655362360937581485997876693789242142130249278322530168754542054256422258119458546885257615065885981021235911833066902399556264746852584599863606345472771222795599610328561668124432339211604556536159 (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.