Factor Info
| ID | 15915 |
| Size | 200 digits / 664 bits |
| Status | composite |
| Value | 72312349646049728370716556404434383210270030612303870153669924141672125575310656074977107258986381564693312732112104478138320260892831966892133952212455302102797346983635166969916360837656624853239201 |
Factorizations
| Primary | (ID: 15916) 74939734427972618935191217292794401536606658631609905629157667291160276310027502566246425841301 (proven prime) |
| (ID: 15917) 964940030786362496024778501055934983034069633005358801247485608101536894961388465706602405381440825127901 (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.