Factor Info

ID 131553
Size 571 digits / 1894 bits
Status composite
Value 1055149143791759377088801260277751284974832963383975452436796235536346342628194230110870000925930073923768498909979289840707660608263819438702652897697914647675860223689511352218167703788980262215291393972474289244188777862694248175053562712840891307366933011595504342049542294017310330845631918868045545077799842330455270732616217592132439910267865117371538858035088358710629890027048633779981139581831358895984965924671564280031423884541432107962959890893926417753722899579148529555779791124452952209669823818772377724794182361781297048068541562644186877711968503683009

Factorizations

Primary (ID: 444) 305504674058681335357289317796420951893158199699949280927361 (proven prime)
(ID: 131554) 3453790509238121633328516587881112562901325360931724344969195237332917748774110625726476618425827259723799183380330685326294813278230905457318334169400825583587017113955724609534141808571403990543105167053079918048253866550647573788377354756488704614920942662135152721214034084131590353435477483359561830823627343086239974992729176472724783890583542891720616139437896683981196746861583918230612613427927324471020619904195934347506228318793399861417998085182512721918611660752894237805220990086466914196711119169 (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.