Factor Info

ID 173316
Size 917 digits / 3046 bits
Status composite
Value 81512562344068543682188280284877072999418735350475336245555309032025600273898260982664695658469506734747401708768147516564988284641283462950931290631223109966587824718118665211769059455400455398498175593867805964915895995079130190752983067935348686392442011461658124447629086066817777541694124457566366636101271313977194773522927164011781285959932699914320812044661338464676520446855476418641823884644901852478243178693193488714214533263729799940632469657661298973338736374934369315921901191754904526859173380821284545975174643399081870245126959646880899373366103337562703503861147644936773063335496413465768302155542994798843125538050476668751319636384479183565473903780000023971432860974107032637817959536067040722029134943654142196935361641008849194366287113759234658751578189348160090957590086986689542167502341732958175650341697190799828087278885311778038955261120886100536580109981270654335842635637900195079133

Factorizations

Primary (ID: 171400) 1998382745923192827564100452778919894502781564850623 (proven prime)
(ID: 173318) 40789264474164676235744960762691412477055679161543959775683704297268015442409407594426682581675636222886350123151684323787857894959070236836252246233376888069377659269624819010433198754403121927752457897018410058911663653461333202172782466578659698385855696095490634741858623441235885653255035452078880601502366002445573893880047193348327950450610715002750006226980041599084010600563747962894831661111364596982510535186764377558268037367612076366872847545313748167324682253542812732876632207289663220588312791417211193902492034728026397679970128404515168623697537907274885709408828799705251156517021565371945558860802528050176373912067273169621559352073937129505824954262046775744746040799645771604195670483548762051295784252325511406528076547775933391172610939897344868606155349148891741614073377335563718999192682880862673884162900742565881287034033327427959126371 (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.