Factor Info
| ID | 81583 |
| Size | 158 digits / 523 bits |
| Status | composite |
| Value | 25991429212265238635328290208611620073559434929001773741013401833552176535909850864616526729027128740435548692405955406527617920337876985819260519764308598501 |
Factorizations
| Primary | (ID: 81201) 898101564739852966278760874695768052942561674960093953599407451 (proven prime) |
| (ID: 81584) 28940411900734190287236764472984070839783933030622394425416434654432505461672093220316249743551 (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.