Compare 2172 vs 2181
| Property | 2172 | 2181 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 22 × 31 × 1811 | 31 × 7271 |
| Prime factorization | 2 × 2 × 3 × 181 | 3 × 727 |
| Divisors count | 12 | 4 |
| Divisors | 1, 2, 3, 4, 6, 12, 181, 362, 543, 724, 1086, 2172 | 1, 3, 727, 2181 |
| Number of properties | 0 | 1 |
| Semiprimes | 623rd | |
| Roman numberals | MMCLXXII | MMCLXXXI |
| Base 2 | 1000011111002 | 1000100001012 |
| Base 3 | 22221103 | 22222103 |
| Base 4 | 2013304 | 2020114 |
| Base 5 | 321425 | 322115 |
| Base 6 | 140206 | 140336 |
| Base 7 | 62227 | 62347 |
| Base 8 | 41748 | 42058 |
| Base 9 | 28739 | 28839 |
| Base 10 | 217210 | 218110 |
| Base 11 | 16a511 | 170311 |
| Base 12 | 131012 | 131912 |
| Base 13 | cb113 | cba13 |
| Base 14 | b1214 | b1b14 |
| Base 15 | 99c15 | 9a615 |
| Base 16 | 87c16 | 88516 |