Compare 21109 vs 21118
| Property | 21109 | 21118 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 111 × 191 × 1011 | 21 × 105591 |
| Prime factorization | 11 × 19 × 101 | 2 × 10559 |
| Divisors count | 8 | 4 |
| Divisors | 1, 11, 19, 101, 209, 1111, 1919, 21109 | 1, 2, 10559, 21118 |
| Number of properties | 0 | 1 |
| Semiprimes | 5355th | |
| Roman numberals | ||
| Base 2 | 1010010011101012 | 1010010011111102 |
| Base 3 | 10012212113 | 10012220113 |
| Base 4 | 110213114 | 110213324 |
| Base 5 | 11334145 | 11334335 |
| Base 6 | 2414216 | 2414346 |
| Base 7 | 1153547 | 1153667 |
| Base 8 | 511658 | 511768 |
| Base 9 | 318549 | 318649 |
| Base 10 | 2110910 | 2111810 |
| Base 11 | 1495011 | 1495911 |
| Base 12 | 1027112 | 1027a12 |
| Base 13 | 97ba13 | 97c613 |
| Base 14 | 799b14 | 79a614 |
| Base 15 | 63c415 | 63cd15 |
| Base 16 | 527516 | 527e16 |