Factor Info

ID 172181
Size 319 digits / 1058 bits
Status composite
Value 1775168090297434806930968686430566382973443569283537948521395176531830143296655640269653913126482682051481736003349582146133209674092776338852774469379161366867008415208298488206340445808396372582235526452372075177065863634422884334472485281911816188954154254533140710317613449402351862367282042936151638810269355205109

Factorizations

Primary (ID: 136497) 187613041036751523641931607764619717 (proven prime)
(ID: 172182) 9461858730543667708572433900237291823667547739482634466357204170186183815393158039695090129988845928305100784141519135370623913064791870502330790570781498555134473402676605944850680152466043998566561470171275683903607191641099900161939392973896652275851480067986546957600723296305777 (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.