Factor Info

ID 21415
Size 501 digits / 1663 bits
Status composite
Value 285344968650087049003763031108384973474851369366076845151699695713485300995956760081230707814997290582051634009873119174457063648164600333557479812053307798388695713018946025661794373501505413086590749921359437173334616313522448571879852696980335217294149565464322356713766448742028786071287836438653160759220884322019612102158711037081511955354549502108914484270295245184452609229322134732883724482332551792267521905212590882680937005798236053008065098018212528724561647772445685736069293041187753477

Factorizations

Primary (ID: 16784) 8785612071234927581234843 (proven prime)
(ID: 29859) 32478666976924494157891687463212711693788263435889814949264112091120165007356949150221199157334509021006648351027499059537324990424946641456049206295031518518019371618213000753952856200801868600423316603551549937303839071000463634628670488502336235787698545791018520737139231076101330309796617874648451002157251449072058289713193994532992250245244272498785257548359022976456480877496112210905383619345349162384162957378474428324485250935679946181470858604007386896337958582239 (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.