Factor Info

ID 187906
Size 862 digits / 2862 bits
Status composite
Value 1815191140590515870146151589975503878288035309340543276340260147040110563560764402875030247375596450368938718237776872895766239128085887591015392729593840047111994305885142516529452840954253217153509434985737613254109555246468631049559063998226509953349380170435198862848509427295413537191192952836598517573400398138123516365187311229855417768306199768419549475587793855197875994981195089412905575188552504855576429143381621968994327184862637746722232133759489339793245306043049766918099225988896244756557767083699587854143072801031542191740858063693675491594884936262161732362681860341941137072779064638808845786033914407975475506393347542148679698441570334347572858247789591349792270980332294109256173055384080800836530657885967499749095637347893092648508933997821113194290641226292236853321240926771677841610233963712534048780997622436420734474481027405113661

Factorizations

Primary (ID: 186490) 4703578088725031948772336455677442779 (proven prime)
(ID: 187907) 385917084047508143471615135921559519049983958532559648067846347836854876594415733608019176135326045843107351230583613897024607017971418742936526488850188417169471239236278512147768363335421868114199900524347160080678419586158366880435073486637352627493948159884969589031654551178198901626797575661506251834628788889467384275918927468492354007939541361512654117962575971702319926294147112104144214663367274067137920888816471454732021452200535466712780160192226484286712609523556192132527007376384151367135339200072013631590463596173208854919224320065173192187092596864858774781592491479068992017257886370186041938323764517499086716590373036109273132815779853788810861443471362811027628531546474111406641224477123359830815610011646731929068444500514553416226553781393605793115444720718075220651085342003575214805278641480764359 (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.