Factor Info

ID 21025
Size 271 digits / 899 bits
Status composite
Value 3516009171591935430342021064940233508806331973919812161307912433208971394198430743127476458174413181577239477446825985460642105391665534928671907316138768190754252857167709131799864506560831965166704127215998257119507529782165460991029316135304849334728520362031474715441

Factorizations

Primary (ID: 6693) 9080418348371887359375390001 (proven prime)
(ID: 29312) 387207839628044605300524206975187775362500470804765023764030099377079139423482094622992482625209144561418594584950841697148749577129341923205122216908975968752848025559181345553924964239236536468984255835582405827267719007641158035359177725441 (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.