Compare 21101 vs 21106
| Property | 21101 | 21106 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 211011 | 21 × 611 × 1731 |
| Prime factorization | 21101 | 2 × 61 × 173 |
| Divisors count | 2 | 8 |
| Divisors | 1, 21101 | 1, 2, 61, 122, 173, 346, 10553, 21106 |
| Number of properties | 8 | 0 |
| Additive primes | 1100th | |
| Chen primes | 1166th | |
| Happy primes | 392nd | |
| Isolated primes | 1653rd | |
| Long primes | 902nd | |
| Primes | 2372nd | |
| Pythagorean primes | 1178th | |
| Sexy primes (1st member) | 718th | |
| Roman numberals | ||
| Base 2 | 1010010011011012 | 1010010011100102 |
| Base 3 | 10012211123 | 10012212013 |
| Base 4 | 110212314 | 110213024 |
| Base 5 | 11334015 | 11334115 |
| Base 6 | 2414056 | 2414146 |
| Base 7 | 1153437 | 1153517 |
| Base 8 | 511558 | 511628 |
| Base 9 | 318459 | 318519 |
| Base 10 | 2110110 | 2110610 |
| Base 11 | 1494311 | 1494811 |
| Base 12 | 1026512 | 1026a12 |
| Base 13 | 97b213 | 97b713 |
| Base 14 | 799314 | 799814 |
| Base 15 | 63bb15 | 63c115 |
| Base 16 | 526d16 | 527216 |