Factor Info

ID 18633
Size 258 digits / 855 bits
Status composite
Value 138097073514757618004679756246902141256762116636300448734403335793942343846065924719123017851646565615512896172832123599263383384789429605162160440579696134809981463972726527455626914064089880948050651050457640887097553501773572086876669032356508757036083649

Factorizations

Primary (ID: 18634) 123073308832989689693844493084849 (proven prime)
(ID: 18635) 1122071672763386545970255189199713081902401354022786442754410726326937009258250475002739642337157392432115104965081841923588293480345286573170838386811864862648036300414727820766066591684043971594176132118481291526135985821201 (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.