Factor Info
| ID | 155017 |
| Size | 128 digits / 425 bits |
| Status | composite |
| Value | 53245124422910957496454686272016701487530780179798940879006270135289655345571726184656671467484747462868732532235537046451816121 |
Factorizations
| Primary | (ID: 155018) 864542404017920606719201 (proven prime) |
| (ID: 155019) 61587637778617588387323884888169981036938017621113428563592330040956524693404874429630542908951849032921 (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.