Compare 990812 vs 990821
| Property | 990812 | 990821 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 3 |
| Total factors | 4 | 3 |
| Prime factorization | 22 × 191 × 130371 | 131 × 1991 × 3831 |
| Prime factorization | 2 × 2 × 19 × 13037 | 13 × 199 × 383 |
| Divisors count | 12 | 8 |
| Divisors | 1, 2, 4, 19, 38, 76, 13037, 26074, 52148, 247703, 495406, 990812 | 1, 13, 199, 383, 2587, 4979, 76217, 990821 |
| Number of properties | 0 | 0 |
| Roman numberals | ||
| Base 2 | 111100011110010111002 | 111100011110011001012 |
| Base 3 | 12121000102023 | 12121000110023 |
| Base 4 | 33013211304 | 33013212114 |
| Base 5 | 2232012225 | 2232012415 |
| Base 6 | 331230326 | 331230456 |
| Base 7 | 112644447 | 112644567 |
| Base 8 | 36171348 | 36171458 |
| Base 9 | 17701229 | 17701329 |
| Base 10 | 99081210 | 99082110 |
| Base 11 | 61745911 | 61746711 |
| Base 12 | 3b947812 | 3b948512 |
| Base 13 | 288ca413 | 288cb013 |
| Base 14 | 1bb12414 | 1bb12d14 |
| Base 15 | 14889215 | 14889b15 |
| Base 16 | f1e5c16 | f1e6516 |