Factor Info

ID 13472
Size 299 digits / 992 bits
Status composite
Value 21178850883206408183495006344945838610340643457618708751629959610799208247474863787883375982450854784197964963287498151335047912499227487130067270971672515406202408880375021997142228501733088818662274481510527417968414362174617550285510375662045075892097020238352929376356962347908587841877916920361

Factorizations

Primary (ID: 11829) 163135411964857917127880147033711 (proven prime)
(ID: 13473) 129823749657546364934731902863344958430224475065758166533640449254536696947324262562443189452919403463388459585204453375350883626490890340131709941532973284267194129083986066007206000825089441311811413419854865427987893582096762425497690231158246589409809900568530151 (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.