Compare 21131 vs 21137
| Property | 21131 | 21137 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 111 × 171 × 1131 | 231 × 9191 |
| Prime factorization | 11 × 17 × 113 | 23 × 919 |
| Divisors count | 8 | 4 |
| Divisors | 1, 11, 17, 113, 187, 1243, 1921, 21131 | 1, 23, 919, 21137 |
| Number of properties | 0 | 1 |
| Semiprimes | 5360th | |
| Roman numberals | ||
| Base 2 | 1010010100010112 | 1010010100100012 |
| Base 3 | 10012221223 | 10012222123 |
| Base 4 | 110220234 | 110221014 |
| Base 5 | 11340115 | 11340225 |
| Base 6 | 2414556 | 2415056 |
| Base 7 | 1154157 | 1154247 |
| Base 8 | 512138 | 512218 |
| Base 9 | 318789 | 318859 |
| Base 10 | 2113110 | 2113710 |
| Base 11 | 1497011 | 1497611 |
| Base 12 | 1028b12 | 1029512 |
| Base 13 | 980613 | 980c13 |
| Base 14 | 79b514 | 79bb14 |
| Base 15 | 63db15 | 63e215 |
| Base 16 | 528b16 | 529116 |