Compare 21394 vs 21401
| Property | 21394 | 21401 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 191 × 5631 | 214011 |
| Prime factorization | 2 × 19 × 563 | 21401 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 19, 38, 563, 1126, 10697, 21394 | 1, 21401 |
| Number of properties | 0 | 6 |
| Chen primes | 1179th | |
| Cousin primes (2nd member) | 365th | |
| Isolated primes | 1678th | |
| Primes | 2403rd | |
| Pythagorean primes | 1192nd | |
| Sexy primes (1st member) | 730th | |
| Roman numberals | ||
| Base 2 | 1010011100100102 | 1010011100110012 |
| Base 3 | 10021001013 | 10021001223 |
| Base 4 | 110321024 | 110321214 |
| Base 5 | 11410345 | 11411015 |
| Base 6 | 2430146 | 2430256 |
| Base 7 | 1162427 | 1162527 |
| Base 8 | 516228 | 516318 |
| Base 9 | 323119 | 323189 |
| Base 10 | 2139410 | 2140110 |
| Base 11 | 1508a11 | 1509611 |
| Base 12 | 1046a12 | 1047512 |
| Base 13 | 997913 | 998313 |
| Base 14 | 7b2214 | 7b2914 |
| Base 15 | 651415 | 651b15 |
| Base 16 | 539216 | 539916 |