Compare 199903 vs 199909
| Property | 199903 | 199909 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 111 × 171 × 10691 | 1999091 |
| Prime factorization | 11 × 17 × 1069 | 199909 |
| Divisors count | 8 | 2 |
| Divisors | 1, 11, 17, 187, 1069, 11759, 18173, 199903 | 1, 199909 |
| Number of properties | 0 | 4 |
| Additive primes | 7220th | |
| Isolated primes | 13661st | |
| Primes | 17978th | |
| Pythagorean primes | 8974th | |
| Roman numberals | ||
| Base 2 | 1100001100110111112 | 1100001100111001012 |
| Base 3 | 1010110122113 | 1010110200013 |
| Base 4 | 3003031334 | 3003032114 |
| Base 5 | 223441035 | 223441145 |
| Base 6 | 41412516 | 41413016 |
| Base 7 | 14615447 | 14615537 |
| Base 8 | 6063378 | 6063458 |
| Base 9 | 3341849 | 3342019 |
| Base 10 | 19990310 | 19990910 |
| Base 11 | 12721011 | 12721611 |
| Base 12 | 9782712 | 9783112 |
| Base 13 | 6ccb213 | 6ccb813 |
| Base 14 | 52bcb14 | 52bd314 |
| Base 15 | 3e36d15 | 3e37415 |
| Base 16 | 30cdf16 | 30ce516 |