Factor Info
| ID | 131909 |
| Size | 168 digits / 557 bits |
| Status | composite |
| Value | 372876245346363370664668421529166877301056264762651177948321624384030058475540926477871189875149960726887546872537098042227303372045380089446206513309252870532350966751 |
Factorizations
| Primary | (ID: 133801) 25450021381448750834132998943947 (proven prime) |
| (ID: 167837) 14651313637723052781611178580060124786734461895976903519268601185704618763733712016344298226632708339163394211136745250844853312664569533 (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.