Factor Info

ID 215071
Size 453 digits / 1505 bits
Status composite
Value 724258549297741367353221474036716679641943552059599639568841409916344350621825918097662032841384833501295133950696268705259819838734927907148017483046499389022853871599178984184924709314458681214539513442962382527419306591458849347444432004005874862801918736787626097874088181975138121546961325966850828729281767955801104972375690607734806629834254143646408839779005524861878453038674033149171270718232044198895027624309392265193370165745856353591160221

Factorizations

Primary (ID: 215072) 328618909152734919179 (proven prime)
(ID: 215073) 2203946666261745003258188544788121612879513807396956493246871218690900759275693281688118819978057698583004062021952609152226796407815328879697107456006608152087822424728830458243238152444490550230878430582398183429677073589611072814638153958507093606775923156809329763052985660974491082384357061200698656001304848934021278586550070736653313578601094136297030500429017494672391299197908556696948621983560468896573741411611401097668599 (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.