Factor Info
| ID | 15731 |
| Size | 168 digits / 557 bits |
| Status | composite |
| Value | 375506916190983461516004564124734054978155149568466976373229386195092650459258773209767526649819066502017639444932061299641553409739119696258367959645048714819295433457 |
Factorizations
| Primary | (ID: 3540) 1867935023317328048519811865525337712653538206737478396129 (proven prime) |
| (ID: 15732) 201027825648939445954510392729388975366845976704408651974712301857644912750702606956558180895114617111024802833 (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.