Factor Info

ID 181524
Size 520 digits / 1725 bits
Status composite
Value 1506112038119437086526784238744453474854621613814754760453679229679879070655652726985494399620207003276197282978317118551918556190920152608942383236085961663807519986236140499618530209277379026254297838019710213806959876041590832627258834688895044245804075224829874022095816686610457381198981515368048930469624254162216323912742088304054227815406633052369154410265133932133955551755178811184219727198584989817510694962442462513729126309854334795282831806492122264363990616085527770767821769369244088290561377333065027653

Factorizations

Primary (ID: 4271) 636961216046002471921398696960338364910115196955450597747751689 (proven prime)
(ID: 181525) 2364527070374506124348541026474791029072619637876289150565516722805959723930958155204734340900645262808940422238999784903099467973676511306590593111930171972212682354242606008961813685361229089887534371354843286350003619288838297158277269649467891756720743847320230036382105083063227695924334563801289959062400020705177244905801959697716361987147768549505147347185796976192987057324467777257371007668020004562774413035517169949507829169375218985426237648477 (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.