Factor Info
| ID | 42121 |
| Size | 186 digits / 617 bits |
| Status | composite |
| Value | 521592753789712824759694721002926286977258292366310652943698725613237627317693707960451711987614069471820275493196096255757522697881705025479874661142318200809575227993803961275171109149 |
Factorizations
| Primary | (ID: 9650) 239239841400470008542337241 (proven prime) |
| (ID: 46027) 2180208575362682497185426380913205868779194189305520707064201396037056517670709875774097430185475356815200267223171944135531575847653310848201163830978212386789 (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.