Factor Info

ID 173287
Size 451 digits / 1497 bits
Status composite
Value 2522425438737418018686158051189914090196427265081527507900399187525177198749901660873695039411281321250893316511216499652521827303037758852037143313089205749528437922387991272187944091440301868042895060353409077726852356997019345814114561791383955621686837541169729609287946605023881360567017504461440910545878228957982335272010020550990390918306709819759843668724926136556721932457313597676795275698151323404761708679439825588717197078268098909639913

Factorizations

Primary (ID: 172067) 630220196999585757319097086101067370029843749763361290819224366632777066921548680043951939318697431273 (proven prime)
(ID: 173288) 4002450969909293473033704987537264799029560850289738121549843259848499734804334117651379367210989555768802342515298915961144272244291454260784110850705520774011568268343621607370648059022159370499062525487456630147122185042858442945199436394863808582324982088799839818327932507690924270648049173513851110577515397647135315390647871555347320014791681 (proven prime)

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.