Factor Info

ID 42775
Size 278 digits / 922 bits
Status composite
Value 19674367990168165903178611395239384884210086683551781213883235102654391540545907600115782153363171893274978352487075678369570390973229834435439432646675836407410023156729845169907586941794296503808665503676676369754289742234188684658077671013332748431187842911661376725562730893

Factorizations

Primary (ID: 330) 142240444249423907190721 (proven prime)
(ID: 42776) 138317678168021116279432425115594340745055520477421134197588813809848930767535399774739145610552898082987912301969200004420058686420394846744001254357281738848153305266641585570975294243651706904124031889183984344846321199466484077319005496156135469565133 (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.