Compare 20643 vs 20649
| Property | 20643 | 20649 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 31 × 71 × 9831 | 31 × 68831 |
| Prime factorization | 3 × 7 × 983 | 3 × 6883 |
| Divisors count | 8 | 4 |
| Divisors | 1, 3, 7, 21, 983, 2949, 6881, 20643 | 1, 3, 6883, 20649 |
| Number of properties | 0 | 1 |
| Semiprimes | 5242nd | |
| Roman numberals | ||
| Base 2 | 1010000101000112 | 1010000101010012 |
| Base 3 | 10010221203 | 10010222103 |
| Base 4 | 110022034 | 110022214 |
| Base 5 | 11300335 | 11300445 |
| Base 6 | 2353236 | 2353336 |
| Base 7 | 1141207 | 1141267 |
| Base 8 | 502438 | 502518 |
| Base 9 | 312769 | 312839 |
| Base 10 | 2064310 | 2064910 |
| Base 11 | 1456711 | 1457211 |
| Base 12 | bb4312 | bb4912 |
| Base 13 | 951c13 | 952513 |
| Base 14 | 774714 | 774d14 |
| Base 15 | 61b315 | 61b915 |
| Base 16 | 50a316 | 50a916 |