Factor Info
| ID | 42915 |
| Size | 181 digits / 600 bits |
| Status | composite |
| Value | 2628690044212864447764021611737907028400180991071231997593679256109659264983240993455210968462828498175570565003261945494270500612683159520502627262216039314858554565202894899595989 |
Factorizations
| Primary | (ID: 9348) 136299772702544437679660333 (proven prime) |
| (ID: 42916) 19286092647781739014870606866418774709451605625924628897431843949297780207746976632287424660711717111986450356261326387190863301120506369966678481472585033 (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.