Compare 21113 vs 21121
| Property | 21113 | 21121 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 431 × 4911 | 211211 |
| Prime factorization | 43 × 491 | 21121 |
| Divisors count | 4 | 2 |
| Divisors | 1, 43, 491, 21113 | 1, 21121 |
| Number of properties | 1 | 4 |
| Additive primes | 1102nd | |
| Isolated primes | 1655th | |
| Primes | 2374th | |
| Pythagorean primes | 1179th | |
| Semiprimes | 5353rd | |
| Roman numberals | ||
| Base 2 | 1010010011110012 | 1010010100000012 |
| Base 3 | 10012212223 | 10012220213 |
| Base 4 | 110213214 | 110220014 |
| Base 5 | 11334235 | 11334415 |
| Base 6 | 2414256 | 2414416 |
| Base 7 | 1153617 | 1154027 |
| Base 8 | 511718 | 512018 |
| Base 9 | 318589 | 318679 |
| Base 10 | 2111310 | 2112110 |
| Base 11 | 1495411 | 1496111 |
| Base 12 | 1027512 | 1028112 |
| Base 13 | 97c113 | 97c913 |
| Base 14 | 79a114 | 79a914 |
| Base 15 | 63c815 | 63d115 |
| Base 16 | 527916 | 528116 |