Factor Info

ID 246
Size 59 digits / 194 bits
Status composite
Value 21055917881504245832291429203004974978983157559154117611401

Factorizations

Primary (ID: 247) 40729012583008994401 (proven prime)
(ID: 248) 516975898656776821074144595127483817001 (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.