Factor Info

ID 188245
Size 340 digits / 1127 bits
Status composite
Value 1638571705526159577365819374668462387901504239869296281794436651960244421725188715904807502782254135137792224980347245160006199730218644239663610601261007658811192570379751194397121982662090537260303429708595212129617973294692385517033628015711617475728916688141391056890929933485736326772730380014437924784856485303123633988677600742320601

Factorizations

Primary (ID: 187058) 28584672800014215247687907783115626822056783702293129058285256281 (proven prime)
(ID: 188246) 57323437528567572426542817668333941802819554020863649980086592080722667015037477324042903051687540035652439531089779117299262376838928546185372548175444871699575285568580677308321552085050819514394684062340965886460194593732441139538833812011421540489951348866059937957582721 (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.