Factor Info

ID 88720
Size 825 digits / 2740 bits
Status composite
Value 423934357997399185413551142156800902393851451470356136054667038034723787737013074515391547129276875131061117641095816384777689620646847824250936126879625018314297230393508053026978489122348722111665083333708248287942865936598077769796356713928896193576539778941653422217789133004215836357447914932901430937199286177354412003906430176929637898461946429626941971724534754946342206814782213261286976040077742859104780738981785639720552932578328181266773362904611208908954670704084439786664722717613327092310817353580225852782126262880432332955483489357264096308862335672212512106480307641864512708695791359558622144648335238854847229418488160776971954886399920245987250922199846005522311458820376958010663999437349330801945927663695932538648841380718070594256126969948594042526130994613337656222528259840078156728561818097999671

Factorizations

Primary (ID: 15547) 1678434450877307861649130441 (proven prime)
(ID: 88719) 252577250053352502546659919042351432084706061564006868176524297881904984422392008633550237885833389713984475827611115937048581251987947869078958548277644758350221450151494478255635815903377534813669588155867794407507164809595850792429152641162176836430111732546651803884517897972849526379578567805529411320692235103525796421094524818881287955628222884714876570973111307615049994499199029741607631967921016059406368437358437565645278217215488285356198486333156108103579967992002210303793669265609785163835815790978590655531811469961507654352806919422384354533176935735763514477423687370482996894233621152593193365416769959930172727002731970500631035787379241931833264235152839958257502207209741020803400053417534036006602552554673219054990559903044862916432539559107900760377561935512327011051916031 (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.