Factor Info

ID 38904
Size 270 digits / 897 bits
Status composite
Value 815267163767335304573433369358940228913882427770523634368251403749441390394098529918205108244647196407247776631733044473431597004288584728399343089465609289133766958791074181468145181491493749498055839136584513518943348809743043747209024415433621695677491462316156437409

Factorizations

Primary (ID: 13315) 15916317810343444213253554715997176530424281247010956048504654469718153 (proven prime)
(ID: 38905) 51222096309079880832397353395766037521611385304260420289125367374639406137234474518820672302714077674889180025642525111876786472700352304300680734343734335237776746490085073476251350841084920450520153 (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.