Factor Info

ID 53383
Size 507 digits / 1683 bits
Status composite
Value 312373299635625334290927730821094679979253613363721993927126369654555585219708447740353946582218585625532226605721518186160822928386151476022703978284125184536393202764042165442282811216853181551356122661545134189007842367513527501997447700751535527373156804321751278179830682304339771255579661743334644248177175638044226805742116350092890407537425293633919420526229459149653423770675065605595922255220390515895312578579250662516449578133972089576330248890303393140601345134507967582406597011070348389209353

Factorizations

Primary (ID: 76759) 9982666982947861015602992869 (proven prime)
(ID: 76760) 31291567691200507399570250347273210471818635187608708910153855809020423457344093366316446738464213914178938908646298390428253605559532863930732366954655489035527366321029231214398987824251140903625707550512095267657779318606591316197299990087470919346456927501112129918194786627657052892051208648413724988191963963181029261660194270966998674533168820870869499243930724634633197729475758261686634910312245834036922349963126626826405487050462582174391803220132971408601985022762837 (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.