Compare 28618 vs 28621
| Property | 28618 | 28621 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 411 × 3491 | 286211 |
| Prime factorization | 2 × 41 × 349 | 28621 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 41, 82, 349, 698, 14309, 28618 | 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 | 1101111110010102 | 1101111110011012 |
| Base 3 | 11100202213 | 11100210013 |
| Base 4 | 123330224 | 123330314 |
| Base 5 | 14034335 | 14034415 |
| Base 6 | 3402546 | 3403016 |
| Base 7 | 1463027 | 1463057 |
| Base 8 | 677128 | 677158 |
| Base 9 | 432279 | 432319 |
| Base 10 | 2861810 | 2862110 |
| Base 11 | 1a55711 | 1a55a11 |
| Base 12 | 1468a12 | 1469112 |
| Base 13 | 1004513 | 1004813 |
| Base 14 | a60214 | a60514 |
| Base 15 | 872d15 | 873115 |
| Base 16 | 6fca16 | 6fcd16 |