Compare 128867 vs 128872
| Property | 128867 | 128872 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 5 |
| Prime factorization | 311 × 41571 | 23 × 891 × 1811 |
| Prime factorization | 31 × 4157 | 2 × 2 × 2 × 89 × 181 |
| Divisors count | 4 | 16 |
| Divisors | 1, 31, 4157, 128867 | 1, 2, 4, 8, 89, 178, 181, 356, 362, 712, 724, 1448, 16109, 32218, 64436, 128872 |
| Number of properties | 1 | 0 |
| Semiprimes | 29784th | |
| Roman numberals | ||
| Base 2 | 111110111011000112 | 111110111011010002 |
| Base 3 | 201122022123 | 201122100013 |
| Base 4 | 1331312034 | 1331312204 |
| Base 5 | 131104325 | 131104425 |
| Base 6 | 24323356 | 24323446 |
| Base 7 | 10444647 | 10445027 |
| Base 8 | 3735438 | 3735508 |
| Base 9 | 2156859 | 2157019 |
| Base 10 | 12886710 | 12887210 |
| Base 11 | 8890211 | 8890711 |
| Base 12 | 626ab12 | 626b412 |
| Base 13 | 4686b13 | 4687313 |
| Base 14 | 34d6b14 | 34d7214 |
| Base 15 | 282b215 | 282b715 |
| Base 16 | 1f76316 | 1f76816 |