Factor Info

ID 8640
Size 261 digits / 866 bits
Status composite
Value 483085728321147772099824746506227797929600520914457192104470549945067142622543723992337824087936687069775736383664450072419731639798556871863868219256205068527570017866285230486172714461856878337366450675767587697473623353186697396595704509457001113807102740177

Factorizations

Primary (ID: 18012) 104199666470736545959920137256413473 (proven prime)
(ID: 18431) 4636154266931532447974733144887297968698239009402208214687108232081730535311480995611225477560566472041759798691541588906309649107416238478681315253809493711516343797262683744437151388074390276907008398674577991223614563760049 (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.