Factor Info
| ID | 12513 |
| Size | 205 digits / 681 bits |
| Status | composite |
| Value | 7317915676432327997309299741635494149051044540434374791559658554956234086939550184669177838374018027700233319896878607744674922518083340224965723779870571247246803163737544168586813623751204161157895636723 |
Factorizations
| Primary | (ID: 4241) 397881837642577477902049 (proven prime) |
| (ID: 12514) 18392183266746919288629894970649966247759361909335347994042671626333226666671544331057253344754200324536060106261483508219025501122656758040062387666357364597979206846652192762348627 (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.