Factor Info

ID 171805
Size 351 digits / 1166 bits
Status composite
Value 819428500901335279077950219065847814722800818989017391416747668719839091267733214076295625265911704925910591011070286543498252987977650454276869317063284491778063253695181147583922701386762934668269714486456012993263728497120591227391421913342978936238467417964723297872505753001491825766720961597127758190784291772839049097367143929360791997222649437

Factorizations

Primary (ID: 136488) 49899401391974546344537326670833945216032751295211978214001910387650356960625209090924926381155774342635644426540262978523 (proven prime)
(ID: 171806) 16421609839855236175153761058814939060027583140415861069205188797320112145284790461915579873285566393489424808395518304906809844446891177587360771058245659805943582250487757331791331089687288157673268798288914752428370838463252519 (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.