Factor Info

ID 152568
Size 259 digits / 861 bits
Status composite
Value 8953958960541605620551175217467953589707284143835894568259056319472053940733333508065854582177737507882322426756957276165645767734349546371081243583500518340278955482800251978543274191348456456298512316409867995731620876031343805168143434770889873878294400421

Factorizations

Primary (ID: 186402) 240099747876288216058869419581442253110735003 (proven prime)
(ID: 186650) 37292662902566426167772939759465962514482998602215172687063487307569809997614207832844889083882025242599301760323187002404682529835012289959585085360857255895286452406328547205079732858123196746103953501058648751807 (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.