Factor Info

ID 155621
Size 454 digits / 1506 bits
Status composite
Value 1857040646458289369370872894083581388142200966861001180623638299714704143350382682015058381220103249532020894920718822593386790327773221741421805269044486257989954758745639614974098892975288072160259849244926858650030722069344258881373724437152554780224693889344217038796280507156620958536346736213294431689551368816985775077529192387035103812308902203994032556444211941364859795257732023224710984410586129236511563574833246887103913598697722884991233849

Factorizations

Primary (ID: 155622) 37728054414298007823493 (proven prime)
(ID: 155623) 49221744277237802238987309054307759140163059971138513583265541774632576281850433593830451237703399553992353315835275831803184542709460946079697262796785761807863973144689128826642989556030751910400390743455000850667426444908498260154541564617261065497515985946815968844947179189777187233343544802126148025172545068551548043414319887768739573312418730642346585278067988996936724935160326965874488780959794031044616286957947131693093 (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.