Factor Info
| ID | 172066 |
| Size | 169 digits / 560 bits |
| Status | composite |
| Value | 2220570944288565797249592947795300816571655481587623303806329975751336098140730210687129041970074460020007033467710884637601762853006120756504805702365011663249800237509 |
Factorizations
| Primary | (ID: 171534) 3523484259724582223783381029453641705536847833699960364619710353533 (proven prime) |
| (ID: 172067) 630220196999585757319097086101067370029843749763361290819224366632777066921548680043951939318697431273 (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.