Factor Info

ID 156862
Size 1289 digits / 4281 bits
Status composite
Value 39991153369576917183459737960044837440883959879352445646845741682831412623341458006287409906910880443768579761440540061297564382633476025668713872508822261488050924067428400129154146191094556680736881459303681771781245407892447847122501956350983464251242776005395846912910804515652785029376263310885926145705986991474343630539715710441904754387843006976034889325038184931694103714483196769426634274670013370466490700265390143246113134096474789022200822927320471350781886085129716192460529287045307833336119253345136997064056194724693557415044431657822617941701800307780129387422081546823508548556529160034792967826807706021004422574756096213325998751375305799050366452845471409006170080821015523031263761367831861297881266635872005958635248196528463318343421388960666558070209425772158915145936568603260260244360379314140764518372833097982216702176978758557847844142363918763260167123691663568271383613192739852337012030375736128367350813589712746502814790987489869214080951596576902252697435960303401888862417351747935256530677539618462637040363901187295589610983270749111993796233115097548023997210315960580052445463010333845982522717650230862187460347488184209197007564530735606849869879999404962330551970726095518988236801884701833555782729402133400478612974977851001952235375950193913

Factorizations

Primary (ID: 154590) 88770666332610762169 (proven prime)
(ID: 156863) 450499641624136153557690497658239717423860915767995671302076200189317573062447429852575701427659820465297235219800225895695555641632862902248131324311411138368942125888957959591929755151591366885278553462138884019067937480374059971392401066915985616345246636574317679239257369238979499615891542819764327824045777880730376907203821912817512953387851718254218782710791259745448151864558930416081703948933328104529027470090651518091839945665959204977538227338298701402748998275831595587385988367300038056457587900535445270216280456860269125236604546578671238610728664739165159671920025964158100661356243769148580709570670428518502931778240827388906901560452538400962230324493492679149949060065959076224571207033797235689970765014036294579435015993165797983872744926366433905152204905175781667387281461797739833774477666764834001761940090493148201762214156398871766708523480291853447608671381296134162125673338780109125666076840646237233314764868813045533733616622236782465301409670698489361522916896560473223636625844790223252256752087065319258561005007104551136467909989318828830668103904803180622104822209027062706623530925592439700874546254489123489314317937894182076770633029947835781499313498542704616538664616912515530164634414466659438352380579229378594049724410177 (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.