Compare 551909 vs 551920
| Property | 551909 | 551920 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 6 |
| Prime factorization | 5519091 | 24 × 51 × 68991 |
| Prime factorization | 551909 | 2 × 2 × 2 × 2 × 5 × 6899 |
| Divisors count | 2 | 20 |
| Divisors | 1, 551909 | 1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 6899, 13798, 27596, 34495, 55192, 68990, 110384, 137980, 275960, 551920 |
| Number of properties | 4 | 0 |
| Additive primes | 17835th | |
| Chen primes | 17942nd | |
| Primes | 45468th | |
| Twin primes (1st member) | 4963rd | |
| Roman numberals | ||
| Base 2 | 100001101011111001012 | 100001101011111100002 |
| Base 3 | 10010010020023 | 10010010021113 |
| Base 4 | 20122332114 | 20122333004 |
| Base 5 | 1201301145 | 1201301405 |
| Base 6 | 154550456 | 154551046 |
| Base 7 | 44560317 | 44560457 |
| Base 8 | 20657458 | 20657608 |
| Base 9 | 10310629 | 10310749 |
| Base 10 | 55190910 | 55192010 |
| Base 11 | 34772611 | 34773611 |
| Base 12 | 22748512 | 22749412 |
| Base 13 | 16429713 | 1642a513 |
| Base 14 | 1051c114 | 1051cc14 |
| Base 15 | ad7de15 | ad7ea15 |
| Base 16 | 86be516 | 86bf016 |