Factor Info

ID 204861
Size 131 digits / 435 bits
Status composite
Value 80172884981233899552728162056046235228557058190021974027903342128701779895811338407266182279477081541086501367380581403996370843911

Factorizations

Primary (ID: 216833) 11191289284713071553703958156946630947 (proven prime)
(ID: 216834) 7163864943670734197314629342661164461509367690596872125853914612690732686845781515023071172813 (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.