Factor Info

ID 221152
Size 294 digits / 976 bits
Status composite
Value 421483968657210561216448333947264876026582281706537155882331546730867004524684108468610480229332588796550083378853661064306926053833212181576692997353831094577097156192283750163638262556473311272981596558515991296218778625742724650470558772959822831901118448278886680800741798771657016073874987

Factorizations

Primary (ID: 221153) 276211172238637871239 (proven prime)
(ID: 221154) 1525948299777901479440080390372534844510389522695432228815148441198558128131294526548541466369275907716964361193282483816087251855170004552072461336217490853798707629841299774684578265070665611650314003553350766790619424595037629871494477918244318857412479737931917324431933 (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.