Factor Info
| ID | 131809 |
| Size | 153 digits / 506 bits |
| Status | composite |
| Value | 140936732135966627472183717713019132916271089897048616926027387352327745125692594840881348887492188811568179644674039971066357066392495117154659662915743 |
Factorizations
| Primary | (ID: 133378) 312929837239650768379490219650039 (proven prime) |
| (ID: 167763) 450378057200193345586587145546766483324207914229208473612829067472224440674289291121534885204394614135189696463508483737 (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.