Factor Info

ID 146328
Size 771 digits / 2561 bits
Status composite
Value 657589575466103984293592406534790287455816615627612165066115333969419270247585541045899558221377957495001444173192699524804494018704131151458331641175795599105627102727122750733535277052932968779906236412853807529148967246997249043060625416577173288448344313753046510926344405333238687664663587338833054332157378716625690370526789683770278977183939855314233364389025769135109872861333810418698676263436786192024608603129010586642686868752542391458091036767470568828386409697746351123158172794542094575465176034992100229673570080097940562085505822105760481010860789797440986759083423366306860658212429675729991804377911088795830406445936474778363201018935989330284276977832473242192918208331060249381789845043469660597520047425566048896591671334999188399394108519428451497

Factorizations

Primary (ID: 5338) 19961743119135831696601 (proven prime)
(ID: 146329) 32942492624089626209671713794367191286161366857835966890800780383255594050139681826763465835271094040465979402071814898501297554273845842713921725113991685412244326455715580224721101456705905059442640790749596855139133667738835232481499583592232726830950675370323700565853702544022707475066140444657291833516387122728867407378974738669304915417821110754252759409260149293907172048934322680334353711494937365016164347366513997446780056728388143433666788576452228176453558436712587368378498206806966444547309456633788795965781364566772604554112947548656793244086321396190724470655977193715851646041234817632590954387876843070894909527133114305954029618087952757375967025996641847890155793222818529533554281910994816931539403253155231171975312381961297 (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.