Factor Info

ID 71983
Size 746 digits / 2476 bits
Status composite
Value 15544557551748851310384140619083899370842120712448300587697335526351700399397716966248333734415757072266823747387734669988856222064311777895725402253819646650170847115949601574589534675807490845500974205211563015422870389410055637933698851837191751967165443423760239758587261029538942205776883862633912778451960605501252770259750134278572121831978272217040162279354124456428004803111694375369463281783392755765300869257698417957681019115576739642444749074621574409071888452195318818725226685201109449192924030767566055823143256305092764073870281211110617166135067765502776987478036257128426588671837213904708770420300096526129542175234551754791132608529196989038616666368963824176450303830237089479816137276819507043182592439830102432749347274209

Factorizations

Primary (ID: 70838) 2164736618242110538930702807 (proven prime)
(ID: 99311) 7180807780843065162491948967837820634286139859009106314935892049278862734128992427081211107445520806256988675670629119233594528401114213620250795753858115893575693858009201029287258938507398592713553807285651673095428123704436890801985661989486935010975120141342443264389352111866715431565718566220005805805339640141673661887026216096672761432672523735572640622318517709301405319303436964002434791103642968927990038451877071440735551221684880008623734493760866532232326063310669947859992489729202929436835803560352516800266914236309842673430662426106347355447087892432924947674250146430679877265407720012528630792248636489542852422322936174412588250197834116280977966737142879587258842370210750514676428532979960590087 (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.