Compare 128923 vs 129439
| Property | 128923 | 129439 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1289231 | 1294391 |
| Prime factorization | 128923 | 129439 |
| Divisors count | 2 | 2 |
| Divisors | 1, 128923 | 1, 129439 |
| Number of properties | 3 | 5 |
| Cousin primes (1st member) | 1504th | |
| Happy primes | 1884th | |
| Isolated primes | 9059th | 9091st |
| Lucky primes | 1580th | 1589th |
| Primes | 12066th | 12112th |
| Roman numberals | ||
| Base 2 | 111110111100110112 | 111111001100111112 |
| Base 3 | 201122112213 | 201201200013 |
| Base 4 | 1331321234 | 1332121334 |
| Base 5 | 131111435 | 131202245 |
| Base 6 | 24325116 | 24351316 |
| Base 7 | 10446047 | 10462427 |
| Base 8 | 3736338 | 3746378 |
| Base 9 | 2157579 | 2165019 |
| Base 10 | 12892310 | 12943910 |
| Base 11 | 8895311 | 8928211 |
| Base 12 | 6273712 | 62aa712 |
| Base 13 | 468b213 | 46bbb13 |
| Base 14 | 34dab14 | 3525914 |
| Base 15 | 282ed15 | 2854415 |
| Base 16 | 1f79b16 | 1f99f16 |