Compare 128351 vs 128361
| Property | 128351 | 128361 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 1283511 | 31 × 427871 |
| Prime factorization | 128351 | 3 × 42787 |
| Divisors count | 2 | 4 |
| Divisors | 1, 128351 | 1, 3, 42787, 128361 |
| Number of properties | 4 | 1 |
| Chen primes | 5194th | |
| Cousin primes (2nd member) | 1493rd | |
| Isolated primes | 9022nd | |
| Primes | 12017th | |
| Semiprimes | 29678th | |
| Roman numberals | ||
| Base 2 | 111110101010111112 | 111110101011010012 |
| Base 3 | 201120012023 | 201120020103 |
| Base 4 | 1331111334 | 1331112214 |
| Base 5 | 131014015 | 131014215 |
| Base 6 | 24301156 | 24301336 |
| Base 7 | 10431267 | 10431427 |
| Base 8 | 3725378 | 3725518 |
| Base 9 | 2150529 | 2150639 |
| Base 10 | 12835110 | 12836110 |
| Base 11 | 8848311 | 8849211 |
| Base 12 | 6233b12 | 6234912 |
| Base 13 | 4656213 | 4656c13 |
| Base 14 | 34abd14 | 34ac914 |
| Base 15 | 2806b15 | 2807615 |
| Base 16 | 1f55f16 | 1f56916 |