Factor Info

ID 39983
Size 521 digits / 1729 bits
Status composite
Value 21831088193742274500229205506697691107663209635743937941387171898069831226227457613949018455822174819110489392764623128903797254732577077337014595993095655669320607864587331092280169923071011977264406085077148751162521815286454065497777956930106757718836801442696711663306944565565356308145286884081969271961253165617686845865793755068954514745933155283010760011881421761959158996008241412229858897048056678826809006031234227230892310825575904225386882109015703752398328592672195349244332038376927977197742400380614556641

Factorizations

Primary (ID: 19309) 909090909090909090909090909090909090909090909090909090909090909091 (proven prime)
(ID: 39984) 24014197013116501950252126057367460218429530599318331735525889087874412929148891725148895088798655554999695378981153608620624391297047343777801166419890331727372803095546094663610071554516050735861141959207083509636784963642362191738001143156756426335268876513380268633716930671158213442595579353316366084841702839545928642801035103712478273153410649467052278077737927329670904611654472689172741276381614519394148841687652422146207749175166404186760123051 (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.