Compare 541 vs 545
| Property | 541 | 545 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 5411 | 51 × 1091 |
| Prime factorization | 541 | 5 × 109 |
| Divisors count | 2 | 4 |
| Divisors | 1, 541 | 1, 5, 109, 545 |
| 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 | 171st | |
| Sexy primes (1st member) | 48th | |
| Roman numberals | DXLI | DXLV |
| Base 2 | 10000111012 | 10001000012 |
| Base 3 | 2020013 | 2020123 |
| Base 4 | 201314 | 202014 |
| Base 5 | 41315 | 41405 |
| Base 6 | 23016 | 23056 |
| Base 7 | 14027 | 14067 |
| Base 8 | 10358 | 10418 |
| Base 9 | 6619 | 6659 |
| Base 10 | 54110 | 54510 |
| Base 11 | 45211 | 45611 |
| Base 12 | 39112 | 39512 |
| Base 13 | 32813 | 32c13 |
| Base 14 | 2a914 | 2ad14 |
| Base 15 | 26115 | 26515 |
| Base 16 | 21d16 | 22116 |