Factor Info

ID 15303
Size 474 digits / 1573 bits
Status composite
Value 178009198525323123241530885692062940081680410180544297635439497330824066542137700762951476591715556890876622657468825751307663941464044999783380142874462468694894079625697946981625025338674529566282505585103091006658114516301230624607749803270999304937044979430081184149442356326523631777315302501580468176629141850429135349488543149923377757051336982451826902911523350786822495344019071397917927738919971488848105282223904351164394842837088032290636875296768525725915184087

Factorizations

Primary (ID: 15304) 553004924366546858573851495377436601050694641 (proven prime)
(ID: 15305) 321894418443430958254242278368262963707487925979869022654690590932925355199548044062927858372617232224192927612723387515505793130560171857234274070239905157149273755224926577614282849441977709667763251117203954811025518455952161273236035101105608469987070437728675907756967158242385765521890528348287947711699122616093239610734623951825456832483957474274291255584593711707935018542197791791150170203051645009174778400655589057607 (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.