Factor Info

ID 172794
Size 443 digits / 1472 bits
Status composite
Value 72047510933496473363733262022603148762846129247611811998620292680399412205076367398438555827303093439594860357624606707177234002497931734070821102560691702831665545661933135358916549915411719806150727972666232835669777776150200950438041061414015508831547431174529702569993403249238309434547420591048095640913905230441892806614517440298692688209217646749144334717602374967993251343660108207493828874665750276653555801054269076178210463559956201

Factorizations

Primary (ID: 171833) 51381389887451669129328538374995418430697431 (proven prime)
(ID: 172795) 1402210237817873264228588976078937648733077015742405654835956735212181475345776839733312905549323978599686821791787171740520590378217057721298225060862169572537152255786523420606483465301415879342618402124599274211484099176245456992360331468332635725404724724178011457474574864698710648734837567939067424991721233201625975655065190225509859238061682507219645337408233990454938951211845577076492580671 (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.