Compare 28613 vs 28621
| Property | 28613 | 28621 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 131 × 311 × 711 | 286211 |
| Prime factorization | 13 × 31 × 71 | 28621 |
| Divisors count | 8 | 2 |
| Divisors | 1, 13, 31, 71, 403, 923, 2201, 28613 | 1, 28621 |
| Number of properties | 0 | 6 |
| Additive primes | 1423rd | |
| Happy primes | 503rd | |
| Primes | 3116th | |
| Pythagorean primes | 1550th | |
| Sexy primes (1st member) | 916th | |
| Twin primes (2nd member) | 456th | |
| Roman numberals | ||
| Base 2 | 1101111110001012 | 1101111110011012 |
| Base 3 | 11100202023 | 11100210013 |
| Base 4 | 123330114 | 123330314 |
| Base 5 | 14034235 | 14034415 |
| Base 6 | 3402456 | 3403016 |
| Base 7 | 1462647 | 1463057 |
| Base 8 | 677058 | 677158 |
| Base 9 | 432229 | 432319 |
| Base 10 | 2861310 | 2862110 |
| Base 11 | 1a55211 | 1a55a11 |
| Base 12 | 1468512 | 1469112 |
| Base 13 | 1004013 | 1004813 |
| Base 14 | a5db14 | a60514 |
| Base 15 | 872815 | 873115 |
| Base 16 | 6fc516 | 6fcd16 |