Compare 128158 vs 128159
| Property | 128158 | 128159 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 1391 × 4611 | 1281591 |
| Prime factorization | 2 × 139 × 461 | 128159 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 139, 278, 461, 922, 64079, 128158 | 1, 128159 |
| Number of properties | 0 | 5 |
| Happy primes | 1865th | |
| Isolated primes | 9009th | |
| Primes | 11998th | |
| Sexy primes (2nd member) | 2980th | |
| Sexy prime triplets (3rd member) | 636th | |
| Roman numberals | ||
| Base 2 | 111110100100111102 | 111110100100111112 |
| Base 3 | 201112101213 | 201112101223 |
| Base 4 | 1331021324 | 1331021334 |
| Base 5 | 131001135 | 131001145 |
| Base 6 | 24251546 | 24251556 |
| Base 7 | 10424327 | 10424337 |
| Base 8 | 3722368 | 3722378 |
| Base 9 | 2147179 | 2147189 |
| Base 10 | 12815810 | 12815910 |
| Base 11 | 8831811 | 8831911 |
| Base 12 | 621ba12 | 621bb12 |
| Base 13 | 4644413 | 4644513 |
| Base 14 | 349c214 | 349c314 |
| Base 15 | 27e8d15 | 27e8e15 |
| Base 16 | 1f49e16 | 1f49f16 |