Factor Info

ID 155377
Size 399 digits / 1323 bits
Status composite
Value 144170396137723696264652683273049444395291601672905638595821393923461936065813678694200713437894984076216270601153402038402157403432528502551825452421220727860144237280813809598729689644053638444575137958000735032369928207343888995604938234575407630361494091660489443706044104540831943453522730351819446272292590665225784309829313069907840854101091213339618500684203017759318770667620438202598142381

Factorizations

Primary (ID: 189339) 263317918781112724232562595981 (proven prime)
(ID: 189341) 547514566441517670341402365901630657560281400774042949965136478947535901140809661412055777284034029024009656594544524690365107125055471907790481647805906741088886817048395761936521461351895992797949426571090323552479203752106212948457399651686901575545794018016318491957101252262190454677502977895015836701876731904589692506691930882164931882465740872106758186529834401 (composite)
Secondary (ID: 155378) × (ID: 155379)

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.