Factor Info

ID 172923
Size 727 digits / 2413 bits
Status composite
Value 2249921806550516271107020886573881247972870258863059169994056337694016393769788929752375772423831355828800384681073857755003588018567786917035450331762196852193286466100798819143696667792192671912453757989749175457331114680235191695679706346420479271743664342827323594638801821498117866065073208863966015182596995382682212609503389203764559883760824284071059938481652652667400415652353482271208187519803345454090741719264880796065143994304911325581119917828972814287282280293755187953080712222805750506880298427623363153941255220707537523395518220026850090165330796365201756223430862470814581918397994584482574302440782804187527325222186974027979506099106884444808344130968205908890884920982312265675770872728849626750939251441

Factorizations

Primary (ID: 136424) 73169086596340605135996253341472193203073 (proven prime)
(ID: 172924) 30749622705595470457956078182962122820791006908737128406949951260097953634220606865740937209543425257004285298072200914292873119015608966087412372290886174052552994441893213845530329631216928970509441348275992828721021556167451714278165677515750838542282157660810922236788725839761943171176651272292681758248599544016698469326535413612902576775020887619915369614282517342293353894851121181744438743606343095345301043624601371413128923514168647542742246186872596538480303598985347991251657697541535629960194598115503199850582374157709465148986349658053401697639060510254681521146704378955239079941047402925061446973763295965450144129966652226734950192826421860758609854695978490289090417 (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.