Compare 201899 vs 201907
| Property | 201899 | 201907 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 1011 × 19991 | 2019071 |
| Prime factorization | 101 × 1999 | 201907 |
| Divisors count | 4 | 2 |
| Divisors | 1, 101, 1999, 201899 | 1, 201907 |
| Number of properties | 1 | 4 |
| Additive primes | 7297th | |
| Cousin primes (1st member) | 2153rd | |
| Isolated primes | 13793rd | |
| Primes | 18138th | |
| Semiprimes | 45642nd | |
| Roman numberals | ||
| Base 2 | 1100010100101010112 | 1100010100101100112 |
| Base 3 | 1010202212023 | 1010202220013 |
| Base 4 | 3011022234 | 3011023034 |
| Base 5 | 224300445 | 224301125 |
| Base 6 | 41544156 | 41544316 |
| Base 7 | 15004257 | 15004367 |
| Base 8 | 6122538 | 6122638 |
| Base 9 | 3368529 | 3368619 |
| Base 10 | 20189910 | 20190710 |
| Base 11 | 12876511 | 12877211 |
| Base 12 | 98a0b12 | 98a1712 |
| Base 13 | 70b8913 | 70b9413 |
| Base 14 | 5381514 | 5381d14 |
| Base 15 | 3ec4e15 | 3ec5715 |
| Base 16 | 314ab16 | 314b316 |