Compare 128867 vs 128870
| Property | 128867 | 128870 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 4 |
| Total factors | 2 | 5 |
| Prime factorization | 311 × 41571 | 21 × 51 × 72 × 2631 |
| Prime factorization | 31 × 4157 | 2 × 5 × 7 × 7 × 263 |
| Divisors count | 4 | 24 |
| Divisors | 1, 31, 4157, 128867 | 1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 263, 490, 526, 1315, 1841, 2630, 3682, 9205, 12887, 18410, 25774, 64435, 128870 |
| Number of properties | 1 | 0 |
| Semiprimes | 29784th | |
| Roman numberals | ||
| Base 2 | 111110111011000112 | 111110111011001102 |
| Base 3 | 201122022123 | 201122022223 |
| Base 4 | 1331312034 | 1331312124 |
| Base 5 | 131104325 | 131104405 |
| Base 6 | 24323356 | 24323426 |
| Base 7 | 10444647 | 10445007 |
| Base 8 | 3735438 | 3735468 |
| Base 9 | 2156859 | 2156889 |
| Base 10 | 12886710 | 12887010 |
| Base 11 | 8890211 | 8890511 |
| Base 12 | 626ab12 | 626b212 |
| Base 13 | 4686b13 | 4687113 |
| Base 14 | 34d6b14 | 34d7014 |
| Base 15 | 282b215 | 282b515 |
| Base 16 | 1f76316 | 1f76616 |