Factor Info

ID 161938
Size 645 digits / 2141 bits
Status composite
Value 182257777103471232260962608516430949356171361364545487737084623898313630798595412416355938022454134158885045184766811621071095171194257618998031329936326201632630699852716936507882487403791608960189174406808815356109786887960968314245080012702349855749913667679329025819992429676993731645779178764365428734118189393092401770161327070438116171667871658056243751186626592972786462852409553273661897473661695508691362894804983121126472278728133888630116235214854456171758574599534566399490804509253982412790259043265357568435313632900734958399879204772120180722398194665767084943171060440589566520986174054542029307951246372306461741566128891152731

Factorizations

Primary (ID: 193573) 5434901548540495792775196891482385541 (proven prime)
(ID: 194207) 33534697082491818778367521342475961626519247302236149244130943796172616093378279668825732830804526425016143643042249745317787122491026917005214131972563474626735440813646628056197550959117533590236519924690034125170553690254022277278556164665722608629417967077229047081987974728915546411601522986541681077413911783529698789217638775067692765752290065626956939780775529114087309326243444832360865586495996939071363597497385953511546880031248440599497163383174152131881857711092827570525972614307500527133461053105673767416914448532148829474545034379229068522967806966456881417755943395975214964974638675178591 (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.