Compare 21369 vs 21377
| Property | 21369 | 21377 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 31 × 171 × 4191 | 213771 |
| Prime factorization | 3 × 17 × 419 | 21377 |
| Divisors count | 8 | 2 |
| Divisors | 1, 3, 17, 51, 419, 1257, 7123, 21369 | 1, 21377 |
| Number of properties | 0 | 8 |
| Chen primes | 1177th | |
| Good primes | 268th | |
| Long primes | 909th | |
| Primes | 2398th | |
| Prime triplets (1st member) | 181st | |
| Pythagorean primes | 1190th | |
| Sexy primes (1st member) | 728th | |
| Twin primes (1st member) | 363rd | |
| Roman numberals | ||
| Base 2 | 1010011011110012 | 1010011100000012 |
| Base 3 | 10020221103 | 10020222023 |
| Base 4 | 110313214 | 110320014 |
| Base 5 | 11404345 | 11410025 |
| Base 6 | 2425336 | 2425456 |
| Base 7 | 1162057 | 1162167 |
| Base 8 | 515718 | 516018 |
| Base 9 | 322739 | 322829 |
| Base 10 | 2136910 | 2137710 |
| Base 11 | 1506711 | 1507411 |
| Base 12 | 1044912 | 1045512 |
| Base 13 | 995a13 | 996513 |
| Base 14 | 7b0514 | 7b0d14 |
| Base 15 | 64e915 | 650215 |
| Base 16 | 537916 | 538116 |