Factor Info
| ID | 3521 |
| Size | 152 digits / 502 bits |
| Status | composite |
| Value | 12373493857905390314532677743336461431324082897183824957898778135078785410636625238330405313378349752186036867991950463131077579765242088739113136334169 |
Factorizations
| Primary | (ID: 2967) 87449423397425857942678833145441 (proven prime) |
| (ID: 10488) 141493144004762114501694201205644486264641413305710877415378638904639438439012546060859809526654196851364387033926857209 (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.