Factor Info

ID 163926
Size 294 digits / 975 bits
Status composite
Value 277618738719150404867673841157844911867970919786358066280382531854306879160885372107566742238952427349507205374014853090659645758436891879393874887257227346213597549308923246001135203205620180021356571810471137935879667462202191785393176889253498558559282767961484139307110901507353075547631837

Factorizations

Primary (ID: 163581) 8232324655449366751983499 (proven prime)
(ID: 163927) 33723006603654943795832518836386441318021629654468395132188316467462153036969850908345433493063330811573286995808558661017856437763588873478316005553412485087386572556958125109222816645469315942996878259895558357138962959447902944263671663684204548409949736422455428663 (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.