Factor Info

ID 163993
Size 341 digits / 1131 bits
Status composite
Value 15288475815673251870504640868233824604773710312279255046679799622994947928296297738640893582549771589802309654671787617389218047620896315735085303624712857249700903359815888346648097053198562751463890934880087278864976680670369807819341234987532788554720216844158149939447005966953582047011435693601256747521277538640306278466929543993564971

Factorizations

Primary (ID: 163994) 145031389351208455680751 (proven prime)
(ID: 163995) 105414944199773416721739313634930726227468568377355289452075343751970680331711017120190355115447188113312847387161332362111387496432177232799812569010245617880184920295440683932458691608441261585356420492519801681440074110591685017309766738510110998754580734833604561096718698353711304919248164643109668807943341369221 (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.