Compare 21145 vs 21153
| Property | 21145 | 21153 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 3 |
| Prime factorization | 51 × 42291 | 31 × 111 × 6411 |
| Prime factorization | 5 × 4229 | 3 × 11 × 641 |
| Divisors count | 4 | 8 |
| Divisors | 1, 5, 4229, 21145 | 1, 3, 11, 33, 641, 1923, 7051, 21153 |
| Number of properties | 1 | 0 |
| Semiprimes | 5361st | |
| Roman numberals | ||
| Base 2 | 1010010100110012 | 1010010101000012 |
| Base 3 | 10020000113 | 10020001103 |
| Base 4 | 110221214 | 110222014 |
| Base 5 | 11340405 | 11341035 |
| Base 6 | 2415216 | 2415336 |
| Base 7 | 1154357 | 1154467 |
| Base 8 | 512318 | 512418 |
| Base 9 | 320049 | 320139 |
| Base 10 | 2114510 | 2115310 |
| Base 11 | 1498311 | 1499011 |
| Base 12 | 102a112 | 102a912 |
| Base 13 | 981713 | 982213 |
| Base 14 | 79c514 | 79cd14 |
| Base 15 | 63ea15 | 640315 |
| Base 16 | 529916 | 52a116 |