Factor Info

ID 153050
Size 494 digits / 1640 bits
Status composite
Value 40555245847874887902299958618694353901467841214992025156241644905860756692948542569727386696172114678922396319003718316477301368764321223457910900366487002969607896404782763764104033333318844337302756333547426979288859710081355027982794778898360031029814547223766271379352882309659386006455447644539976806866807797582561049579731639017557067440415668749536675568232480332125705314191060804527193034428939835155099855436913315253130511724532413200911651951503621775911590502496603058764703032807

Factorizations

Primary (ID: 152155) 399306293031538498321 (proven prime)
(ID: 153051) 101564254196894672636270169632266482994842807432625661680640866219266799022093576198454863823877327156020447683712311847193633591255663986938981052904848116438569456534272372360422583269112089570848266108985232867504213714647816402640439849460044094198428908312504745357722394960828542986672283125740612057241985095220431065842017793400021243371731619276265664850980358644317966102986663409279185182814026217830410229749669740264848088359291136117587029389263646768890069367 (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.