Factor Info
| ID | 731 |
| Size | 90 digits / 298 bits |
| Status | composite |
| Value | 487981674138641186261867539769196356565743577958855560440763177150945926635831332599753761 |
Factorizations
| Primary | (ID: 732) 2170208701449020077201 (proven prime) |
| (ID: 733) 224854721950392227117281764440204487510961031037013245276275819644561 (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.