Compare 21371 vs 21379
| Property | 21371 | 21379 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 71 × 431 × 711 | 213791 |
| Prime factorization | 7 × 43 × 71 | 21379 |
| Divisors count | 8 | 2 |
| Divisors | 1, 7, 43, 71, 301, 497, 3053, 21371 | 1, 21379 |
| Number of properties | 0 | 7 |
| Chen primes | 1178th | |
| Cousin primes (1st member) | 364th | |
| Harmonic primes | 880th | |
| Primes | 2399th | |
| Prime triplets (2nd member) | 181st | |
| Super primes | 357th | |
| Twin primes (2nd member) | 363rd | |
| Roman numberals | ||
| Base 2 | 1010011011110112 | 1010011100000112 |
| Base 3 | 10020221123 | 10020222113 |
| Base 4 | 110313234 | 110320034 |
| Base 5 | 11404415 | 11410045 |
| Base 6 | 2425356 | 2425516 |
| Base 7 | 1162107 | 1162217 |
| Base 8 | 515738 | 516038 |
| Base 9 | 322759 | 322849 |
| Base 10 | 2137110 | 2137910 |
| Base 11 | 1506911 | 1507611 |
| Base 12 | 1044b12 | 1045712 |
| Base 13 | 995c13 | 996713 |
| Base 14 | 7b0714 | 7b1114 |
| Base 15 | 64eb15 | 650415 |
| Base 16 | 537b16 | 538316 |