Compare 221891 vs 222137
| Property | 221891 | 222137 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2218911 | 2221371 |
| Prime factorization | 221891 | 222137 |
| Divisors count | 2 | 2 |
| Divisors | 1, 221891 | 1, 222137 |
| Number of properties | 5 | 5 |
| Additive primes | 8002nd | 8014th |
| Chen primes | 8237th | |
| Isolated primes | 15079th | 15093rd |
| Long primes | 7395th | 7409th |
| Primes | 19768th | 19790th |
| Pythagorean primes | 9875th | |
| Roman numberals | ||
| Base 2 | 1101100010110000112 | 1101100011101110012 |
| Base 3 | 1020211010123 | 1020212010223 |
| Base 4 | 3120230034 | 3120323214 |
| Base 5 | 241000315 | 241020225 |
| Base 6 | 44311356 | 44322256 |
| Base 7 | 16126257 | 16134267 |
| Base 8 | 6613038 | 6616718 |
| Base 9 | 3673359 | 3676389 |
| Base 10 | 22189110 | 22213710 |
| Base 11 | 14178a11 | 14199311 |
| Base 12 | a84ab12 | a867512 |
| Base 13 | 79cc713 | 7a15613 |
| Base 14 | 5ac1514 | 5ad4d14 |
| Base 15 | 45b2b15 | 45c4215 |
| Base 16 | 362c316 | 363b916 |