Compare 551899 vs 551909
| Property | 551899 | 551909 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 291 × 190311 | 5519091 |
| Prime factorization | 29 × 19031 | 551909 |
| Divisors count | 4 | 2 |
| Divisors | 1, 29, 19031, 551899 | 1, 551909 |
| Number of properties | 1 | 4 |
| Additive primes | 17835th | |
| Chen primes | 17942nd | |
| Primes | 45468th | |
| Semiprimes | 119031st | |
| Twin primes (1st member) | 4963rd | |
| Roman numberals | ||
| Base 2 | 100001101011110110112 | 100001101011111001012 |
| Base 3 | 10010010012013 | 10010010020023 |
| Base 4 | 20122331234 | 20122332114 |
| Base 5 | 1201300445 | 1201301145 |
| Base 6 | 154550316 | 154550456 |
| Base 7 | 44560157 | 44560317 |
| Base 8 | 20657338 | 20657458 |
| Base 9 | 10310519 | 10310629 |
| Base 10 | 55189910 | 55190910 |
| Base 11 | 34771711 | 34772611 |
| Base 12 | 22747712 | 22748512 |
| Base 13 | 16428a13 | 16429713 |
| Base 14 | 1051b514 | 1051c114 |
| Base 15 | ad7d415 | ad7de15 |
| Base 16 | 86bdb16 | 86be516 |