Factor Info

ID 174438
Size 347 digits / 1152 bits
Status composite
Value 42203751984081325072330926443815953441826911966216335268381402233686307205638618278192015496697349375377108343157044685791974352882674471413004123847023300085778034428114172736189099848208310712609315982478006918738711212779552862076086656717540396216966564558430172671408903110173118780867324126420859598872864678290326765484264110092167161689223

Factorizations

Primary (ID: 173986) 1025751380659925913184912486632311700470126620992013 (proven prime)
(ID: 174439) 41144231223875302716749772049180081181726940649074850394085537064622567153644969963487640511846505922992830546258566490745898423937946433383012645929897551593354884175866720364718331249342646936027670563003020803623307823888016754834344887826190504814096724063037185930064472228176376197373235171 (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.