Factor Info
| ID | 18668 |
| Size | 147 digits / 486 bits |
| Status | composite |
| Value | 152734308153874999899532082249137310457166220672729255973195589112279890270806677059231483866744648287498243498456716331136312437489187175909828081 |
Factorizations
| Primary | (ID: 18669) 40183448134459496127723158417549037223081 (proven prime) |
| (ID: 18670) 3800925884777344657271570834322869225149456175138503099467305099415706642447342960088210164560812261205001 (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.