Compare 541 vs 551
| Property | 541 | 551 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 5411 | 191 × 291 |
| Prime factorization | 541 | 19 × 29 |
| Divisors count | 2 | 4 |
| Divisors | 1, 541 | 1, 19, 29, 551 |
| Number of properties | 9 | 1 |
| Chen primes | 71st | |
| Good primes | 28th | |
| Harmonic primes | 41st | |
| Isolated primes | 51st | |
| Long primes | 38th | |
| Lucky primes | 27th | |
| Primes | 100th | |
| Pythagorean primes | 47th | |
| Semiprimes | 172nd | |
| Sexy primes (1st member) | 48th | |
| Roman numberals | DXLI | DLI |
| Base 2 | 10000111012 | 10001001112 |
| Base 3 | 2020013 | 2021023 |
| Base 4 | 201314 | 202134 |
| Base 5 | 41315 | 42015 |
| Base 6 | 23016 | 23156 |
| Base 7 | 14027 | 14157 |
| Base 8 | 10358 | 10478 |
| Base 9 | 6619 | 6729 |
| Base 10 | 54110 | 55110 |
| Base 11 | 45211 | 46111 |
| Base 12 | 39112 | 39b12 |
| Base 13 | 32813 | 33513 |
| Base 14 | 2a914 | 2b514 |
| Base 15 | 26115 | 26b15 |
| Base 16 | 21d16 | 22716 |