Factor Info
| ID | 158813 |
| Size | 51 digits / 167 bits |
| Status | composite |
| Value | 153828308568582485862215274727902393259720201704541 |
Factorizations
| Primary | (ID: 158814) 1789008262145448971023 (proven prime) |
| (ID: 158815) 85985242116269232116738202067 (proven prime) |
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.