Factor Info
| ID | 97991 |
| Size | 127 digits / 421 bits |
| Status | composite |
| Value | 3687429615367837225301647447511277557954730712462908601168478501066992794472945362192517804755421986229548713821518372782671463 |
Factorizations
| Primary | (ID: 97862) 628292358238289452269193508271835428805485714102857143 (proven prime) |
| (ID: 97992) 5868970976675994117193657065956205629904710379447645616883364917958700241 (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.