Factor Info

ID 137220
Size 454 digits / 1507 bits
Status composite
Value 2573436795274751193707311895358608809030853622747255082187839997798326344866951849218862309688026775150747272941853223969635324775877992326439142690442102460098018428487540342738858570531326422826893177064414689103958160401251996716638858678730357733130328293623039135385951445148585783075204317187451747532351121770630705035380404215677281842557675520245356477388388274804356451227862846474326814964678659779449714140079138087135648020886090008805956491

Factorizations

Primary (ID: 136455) 620136916371793898240542969807652684093441 (proven prime)
(ID: 172102) 4149788098942791045726359531991411299027575919522439979276856746971589793849216389198903474988369771933740786027918718429460749895323407594359905032448844862594271968455720834362889835326291651888449620183977645918236624244518739695744579720217329351177408902783631279743875383848354139031861807302829675268910223258235175661053472902721485871865164921865317856059450345200373486268939425616161368208394623751051 (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.