Factor Info

ID 21911
Size 368 digits / 1221 bits
Status composite
Value 20565997792367811839626230950924443653663658998486218615982626570669335791334069807395270165146587687257025708432823542055725215601515058009849814309406832875090892165363784789733443879052516754539987430147438168865519552160107954232318280494765902993282852287793660865634459728941413967110130986162106070075027806229480052090043774130818917117102578056390967028567723

Factorizations

Primary (ID: 7477) 1854850885886497427178961 (proven prime)
(ID: 21912) 11087682545725830564252182219063547835393538230871100917483941380725900967617613948470772687952283185746855771904405283618218176019564570379075392903812204476608157650469911181050669620187188904268694527566819281018227968021037645369496659360601772649796279449319524800754823008686169526884399211225970468338545986799991832705377026829180608443 (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.