Factor Info

ID 151331
Size 1071 digits / 3557 bits
Status composite
Value 309438558014364053876915937326334563629179003047619029660414304138203564324975348264797608604072028219781262278191626497298575971830383689116639672583447736450034521967768253626145819253233286612866767914061331588026565646542653752639797229476253449629290151338815849184386516117541820516402627621260640960440975938346470717906520378386678896007617995462001574101776348672941823577260549883390785695120422711548695713313972163090952063706011898904792243635214776859686873056160614612356705594856891909338032787686861164217970059591401235418635885210280996178522739874784955396908619014764677027591296569364501446461676234787505007961393741676673338825508509848240097307227492782196171479543790005196716843695684888837952944538163873264591324043653449944911245082373583091499725816421873163275894215608051084698325113611007514063914904303366206624127953258180746833233659898135810992273620379068962259542791509760672153719553609121054339264353250741198345140781830123605759403258147185635588891254748908820704987947814213307932112011101047642506116992121973122599326424421

Factorizations

Primary (ID: 151332) 548670658401616179829 (proven prime)
(ID: 151333) 563978687899619898641816427902831399927621159934562624830485159882235174515922026859948960202906637703175929159847966587294540792825695387332301923192368268916406682564467000225183395182141941111221001148076830274344880169577154521883404095076299332213336812439479421419227606346123272675202474059647130300005994458510789413636319691261793813796559267113501969444233877654672627640254753879873555296862602526235965141828741817286836942706947766920676372724656322287221469791508508573863873869253620652149575386704584884700047657439905716086936293534226084889005066131419911382577055064293900082115567472313815319317673449895553208406202802742132201865222632607127890678933333322308314475364592872901190794338465436638451430813117325787572996910791526533796042527295357263024883632246414470966332444546303065189281347472412469511280232032495357555921008566844704738945065643702129609709029223184366448623470617794316765839104812413035465880335608638373159635959226770321358081001980168686905205931929082377995653754493567026299781789029020223385043249 (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.