Compare 28981 vs 28991
Property | 28981 | 28991 |
---|---|---|
Type | semiprime | semiprime |
Unique factors | 2 | 2 |
Total factors | 2 | 2 |
Prime factorization | 731 × 3971 | 531 × 5471 |
Prime factorization | 73 × 397 | 53 × 547 |
Divisors count | 4 | 4 |
Divisors | 1, 73, 397, 28981 | 1, 53, 547, 28991 |
Number of properties | 1 | 1 |
Semiprimes | 7208th | 7210th |
Roman numberals | ||
Base 2 | 1110001001101012 | 1110001001111112 |
Base 3 | 11102021013 | 11102022023 |
Base 4 | 130103114 | 130103334 |
Base 5 | 14114115 | 14114315 |
Base 6 | 3421016 | 3421156 |
Base 7 | 1503317 | 1503447 |
Base 8 | 704658 | 704778 |
Base 9 | 436719 | 436829 |
Base 10 | 2898110 | 2899110 |
Base 11 | 1a85711 | 1a86611 |
Base 12 | 1493112 | 1493b12 |
Base 13 | 1026413 | 1027113 |
Base 14 | a7c114 | a7cb14 |
Base 15 | 88c115 | 88cb15 |
Base 16 | 713516 | 713f16 |