Factor Info

ID 137313
Size 528 digits / 1753 bits
Status composite
Value 288028802770311213603084253241952821384498750830631375843074579890612222774496710919452216386649943436764183349443942578434461999159515777746364896568154015230534555754011271192633397443175950929322511872960696048439697182927059888713274073293456520358189412979023615714831155470415469484292375562765248866380008818299728830637108324954495458581237958690610612656197134124874393865631588905431756769680852352207066998612230501502033921870034285116351094550830330768754560108604169150574422178205739736323125473489364553833266623

Factorizations

Primary (ID: 136466) 326712043035342859080672505541697769847233 (proven prime)
(ID: 172201) 881598364401746301235311259786864120329374789045056343247463778176294951053647113878338593351921326229536355984052411823205833861127010932271416351707577078038145246910315587516991321592924170394703536304601654549984094687397018877608394901135121770726101458848987085431260215371442512457345669270587088653197991682716324560885279708581545324984410870695616366200164166066016251593954797323713848381556240890825992723822941636795549829349016721121598288158724834584859445804011987752831 (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.