Factor Info

ID 90117
Size 143 digits / 473 bits
Status composite
Value 21953616283196701606791621121225980332534669257008578592898989191284394823541883840415865284894211518174975313110568179807142623899772476221279

Factorizations

Primary (ID: 89832) 172950169828025205132143310902700552878124254670061710288623 (proven prime)
(ID: 90118) 126936078206956995866284863506492862693564636253722627863141775858169972921884886673 (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.