Factor Info
| ID | 149872 |
| Size | 59 digits / 194 bits |
| Status | composite |
| Value | 21705881528719459886064481421488629882001781598777143761171 |
Factorizations
| Primary | (ID: 149682) 41903177901783497727523 (proven prime) |
| (ID: 149873) 518000844222261399356517126864695377 (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.