Factor Info

ID 157519
Size 770 digits / 2556 bits
Status composite
Value 15355541789822373391843284134722903517454256496646752237258317278937510749190046326785298770065536385331015538545045926243230940289123793404089502802893006019576863829007069156298860835982828657725403684045090080040326421688561150200840093193196396728492356879594211923028858759312736035312802047861668610495716899085526943440441603398221224952438635192867498036937575554883318080211295289375848131614250983831970702999290386626602820018093720961670189187063130775590747323349380329080661119338544784238258439739125808952398087718913000252090909967151028446208030054068165085187523472508078799640956162258279371320347747044929656081644891940432458251227813374377632596450807277805108837692492956596132265373994525202579519899210901818913059641225289952737050915879151457

Factorizations

Primary (ID: 191689) 23195998763593273224553611121 (proven prime)
(ID: 191690) 661990972939837273636859460317772121687578064334537472822544067744569151617666678451105846642194101416657685399211938711948930149331737588700582656752074975473592563480533563910690442310729374949441524003486227919226550080490034241590712195357205448652543143342711933422040576290978578257306573519758441503381410668626619144362194642672890806366618096056676414019606665508267380547525912962701885823284566012669818491319013443357051384500812921631675509250748197185524961489168864960113144615437882054460838522659667892752617906676544072574897341791022847294611477184927583541069934642776098137265374113921681193117668055218632144209561851769259887779498467159148103801884092812465233080877495554829009385290101123552159355719358472901234417 (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.