Factor Info

ID 177680
Size 769 digits / 2553 bits
Status composite
Value 2040028851425363339587551648981440039843547761615433958335719905607764621815032443075168222452464726227817251338296631373849389701344752356159668980374366798537167556344823581292150469775426290626601292729866613178226786360103972574227652896354392238762869520750378297901196983317887759596526597834528012140578106198621466114198052917699239216447898643688085468829625258437273242195760460548542381563869156578619699957218077154088790428130379351093179077776427545261808449618103100986504274804909812560228459939562299630773310649683460943302783874391735117941596171356267069627787185919460484098520560817564261775674873197579774975021623461194493900763414342937373600888972045344023711653020477693557110661926953574010051595615138801027557750994675879378350479595096561

Factorizations

Primary (ID: 16289) 1202338040280510524134632541097924516136661 (proven prime)
(ID: 177681) 1696718213248427226240349262339006746012034339447777265276204353083816885800011428389286259055978937678420967712427894477585604902939533417424019261561153780062917018769679437045248034280186029136600381535787952044487564250697155866998189541745650961762231298465468302563861981625541416181315557741786201266397920201682892823379352519752772525508280348132712767788526506799636791200000629418816549328050557417848544982276155734120516057144997380755278529730446444965633488356802873595355104806571590332813296065886840657157403207206339076609080136366046264833951863869339563137780798478223666206228171897942678268995563370973962302959299471132537037244804135808336428148524955773579401693599632492583556430353941564900293065901 (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.