Compare 128870 vs 128881
| Property | 128870 | 128881 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 4 | 1 |
| Total factors | 5 | 2 |
| Prime factorization | 21 × 51 × 72 × 2631 | 3592 |
| Prime factorization | 2 × 5 × 7 × 7 × 263 | 359 × 359 |
| Divisors count | 24 | 3 |
| Divisors | 1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 263, 490, 526, 1315, 1841, 2630, 3682, 9205, 12887, 18410, 25774, 64435, 128870 | 1, 359, 128881 |
| Number of properties | 0 | 1 |
| Semiprimes | 29786th | |
| Roman numberals | ||
| Base 2 | 111110111011001102 | 111110111011100012 |
| Base 3 | 201122022223 | 201122101013 |
| Base 4 | 1331312124 | 1331313014 |
| Base 5 | 131104405 | 131110115 |
| Base 6 | 24323426 | 24324016 |
| Base 7 | 10445007 | 10445147 |
| Base 8 | 3735468 | 3735618 |
| Base 9 | 2156889 | 2157119 |
| Base 10 | 12887010 | 12888110 |
| Base 11 | 8890511 | 8891511 |
| Base 12 | 626b212 | 6270112 |
| Base 13 | 4687113 | 4687c13 |
| Base 14 | 34d7014 | 34d7b14 |
| Base 15 | 282b515 | 282c115 |
| Base 16 | 1f76616 | 1f77116 |