Compare 201919 vs 202729
| Property | 201919 | 202729 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2019191 | 2027291 |
| Prime factorization | 201919 | 202729 |
| Divisors count | 2 | 2 |
| Divisors | 1, 201919 | 1, 202729 |
| Number of properties | 5 | 7 |
| Chen primes | 7585th | 7610th |
| Cousin primes (1st member) | 2154th | 2160th |
| Harmonic primes | 6809th | 6834th |
| Isolated primes | 13795th | 13849th |
| Primes | 18140th | 18202nd |
| Pythagorean primes | 9089th | |
| Ulam primes | 1302nd | |
| Roman numberals | ||
| Base 2 | 1100010100101111112 | 1100010111111010012 |
| Base 3 | 1010202221113 | 1010220021113 |
| Base 4 | 3011023334 | 3011332214 |
| Base 5 | 224301345 | 224414045 |
| Base 6 | 41544516 | 42023216 |
| Base 7 | 15004547 | 15030227 |
| Base 8 | 6122778 | 6137518 |
| Base 9 | 3368749 | 3380749 |
| Base 10 | 20191910 | 20272910 |
| Base 11 | 12878311 | 12934a11 |
| Base 12 | 98a2712 | 993a112 |
| Base 13 | 70ba313 | 7137713 |
| Base 14 | 5382b14 | 53c4914 |
| Base 15 | 3ec6415 | 4010415 |
| Base 16 | 314bf16 | 317e916 |