Factor Info

ID 20556
Size 89 digits / 295 bits
Status composite
Value 35035538849550472525085650719617691332012880651074087814409359101600878521518835027022561

Factorizations

Primary (ID: 28722) 16083519052368819871675081022117017825998721 (proven prime)
(ID: 28723) 2178350318451629713664416578164597856017075041 (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.