Factor Info

ID 31452
Size 270 digits / 895 bits
Status composite
Value 171953000997484066896543192877537805538073209017162996117006457048218574001937008666716493445364121084218917792199336578265269711665212048601084629840640819222209854888357762155692815164090913684109985868480605611537331448844963897290950062233434283030153038623353723071

Factorizations

Primary (ID: 17580) 396617565007083620931188002164448757655876754586218585374821747799540417379 (proven prime)
(ID: 31453) 433548627616663857949079890217652794227465462498325606829259388770425099993132949844909919262527499049138747748628294017805454177286661733814846165788541333016929781576050718164135046456595458549 (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.