Compare 151981 vs 151993
| Property | 151981 | 151993 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 192 × 4211 | 311 × 49031 |
| Prime factorization | 19 × 19 × 421 | 31 × 4903 |
| Divisors count | 6 | 4 |
| Divisors | 1, 19, 361, 421, 7999, 151981 | 1, 31, 4903, 151993 |
| Number of properties | 0 | 1 |
| Semiprimes | 34808th | |
| Roman numberals | ||
| Base 2 | 1001010001101011012 | 1001010001101110012 |
| Base 3 | 212011102213 | 212011111013 |
| Base 4 | 2110122314 | 2110123214 |
| Base 5 | 143304115 | 143304335 |
| Base 6 | 31313416 | 31314016 |
| Base 7 | 12020447 | 12020627 |
| Base 8 | 4506558 | 4506718 |
| Base 9 | 2514279 | 2514419 |
| Base 10 | 15198110 | 15199310 |
| Base 11 | a420511 | a421611 |
| Base 12 | 73b5112 | 73b6112 |
| Base 13 | 5423b13 | 5424a13 |
| Base 14 | 3d55b14 | 3d56914 |
| Base 15 | 3007115 | 3007d15 |
| Base 16 | 251ad16 | 251b916 |