Factor Info

ID 47180
Size 248 digits / 822 bits
Status composite
Value 15740773903621330940481577159858896100445246712000903567950318533144293665895452492193351600579055692223199251265961230574108788548611265367843104584348149120910340051328863175505813623296784363454564518590616221542058996964381978459398536436575311

Factorizations

Primary (ID: 18) 1702945513191305556907097618161 (proven prime)
(ID: 47181) 9243263381999376565813356023937671028247212121813327950846926618556929085824019101999933306957653002456597776568904996574673449908818714052315214151370664461432616499782330541932450382072743873590508555322926461753151 (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.