Factor Info

ID 18056
Size 87 digits / 288 bits
Status composite
Value 251350248717140240507334544673392127326837621669414154384872238135449609772668461456101

Factorizations

Primary (ID: 18057) 14784849807251837047947491359227676537 (proven prime)
(ID: 18058) 17000527701935476130693003872474495857034746189773 (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.