Factor Info

ID 20161
Size 301 digits / 1000 bits
Status composite
Value 5421300633083158642721013928155858196237875157792115991421533047017932402294586477639121920168577296505806456410052678131705054817233248181852502509619169663259990389736726930343112959381297092634049959856514476528512749844518691966679382344465075148594669991749186424523323399351170149422687497944323

Factorizations

Primary (ID: 19422) 51508652116008872412773338336289708669037765081397085489 (proven prime)
(ID: 20162) 105250291171921778165545786813368523017098081105306544307729861112896005512987676140742478025584907855225134828976162402323333748034717132292285182094572503038541736802860756540032503815321008104036508651184876896127103199474921040881191061973107 (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.