Factor Info

ID 151396
Size 856 digits / 2841 bits
Status composite
Value 1541168656101302478264698258970403587750429540722220845628219134494779664502400615933019879563223898836963416249967059348876653989419447545422397325665714994715310695771999554982416644659174187165448177987403430028182325539169357757483816881945130259647200993254149130041453401136856570089175375636881209462877733906049494198111860787244603289636665472346874776858526111017724364274951997011054493753818266673695029083465084952440416080377085995701558563127926714300572996992122029644348056418352476981374094053254647532882917491480809991102424026734111490453190482418684052455468421488640847284194493427520229635518329346554838556801782485731827532775129507393066305927589112697598007802886982302682337849943931700844452813975361028036690051773993315885717240588081490521013161466070575926299613343265331348155820969310876819711464192276087267181838050571

Factorizations

Primary (ID: 149625) 6103563899172302171321 (proven prime)
(ID: 151397) 252503075508113993137277352947274683231986727820433532330928513980746779959202658714881794288359205433007078797433204306609909609128178619767091873559480238612525790092473016798242333677292386399657564607166358422604714601004626740164682189501169902846339158007394570393239756739067667649446553958611121268097016402858492512722948991968539389287412446806553589476900390045069956676037189862215922083330241953480542154995156357878981896389357235236642528916221285767588478318943556728054457880799873898818133039132009807202155014342909904241949962449593963591940929801508089337019151956866635247831346745879226787594526166821689242664592010325017203145289884735989114964388181193777788053741336208503282351484879337400391389863547953986607015514313030207381395996697603029256338341595791285766112087133029265363399594534584157623969251 (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.