Compare 201997 vs 202201
| Property | 201997 | 202201 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2019971 | 2022011 |
| Prime factorization | 201997 | 202201 |
| Divisors count | 2 | 2 |
| Divisors | 1, 201997 | 1, 202201 |
| Number of properties | 4 | 6 |
| Additive primes | 7308th | |
| Cousin primes (1st member) | 2155th | |
| Happy primes | 2771st | |
| Harmonic primes | 6818th | |
| Isolated primes | 13803rd | 13815th |
| Primes | 18148th | 18164th |
| Pythagorean primes | 9060th | 9068th |
| Roman numberals | ||
| Base 2 | 1100010101000011012 | 1100010101110110012 |
| Base 3 | 1010210021013 | 1010211002213 |
| Base 4 | 3011100314 | 3011131214 |
| Base 5 | 224304425 | 224323015 |
| Base 6 | 41551016 | 42000416 |
| Base 7 | 15006257 | 15013367 |
| Base 8 | 6124158 | 6127318 |
| Base 9 | 3370719 | 3373279 |
| Base 10 | 20199710 | 20220110 |
| Base 11 | 12884411 | 128a0a11 |
| Base 12 | 98a9112 | 9902112 |
| Base 13 | 70c3313 | 7105c13 |
| Base 14 | 5388514 | 5398d14 |
| Base 15 | 3ecb715 | 3eda115 |
| Base 16 | 3150d16 | 315d916 |