Factor Info

ID 72156
Size 745 digits / 2474 bits
Status composite
Value 3130386071819694506429487934044142574001981013592223015479852491888546136915941959730708207056347483281575931779994539842621176247484583711999906583932517157888288402211447506240487486860014006488285337790694999874690598484905571796055011325990230302904156025797235067666511562313943218266401466821806142725062302779500326909891661469267800078153968539056582182715337460268228642486106501466069249616532541720862620534110120854545967662040290547245268283392472171176415073224531137951201690869453928367721915938146657795198797985707955998844182543994441506159667355779495110402751108289522953897011062644383135167274674901098613731139023330567439816035079917559754448474271748747118342178727546379380105689945283497645461242470785964363888655671

Factorizations

Primary (ID: 70761) 473111245352057786521 (proven prime)
(ID: 72157) 6616596207706435494343655881057417413145575489780273433583467182672883151368517467917366781962740501525979757504264527975481680445747219420846130779958368545158671643225336013304705671896453700497069714933825254118539544602289469518243277896491768354137892257755094086146419837966728859727422938812623917833720283471465123548832554609468262900153041836132637772626544539376255340505555982508887645044252045196471519944982721734502097807041986831801087781962467780487211198980112696940908098866494147999170379267055791764347232119876517021419479119729060216767996868526415355606865499838002792246215825051385050383324270759777456563466989786467721852944626845211781967618834554983298593381772977030339432092998354274331971151 (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.