Compare 128147 vs 128221
| Property | 128147 | 128221 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1281471 | 1282211 |
| Prime factorization | 128147 | 128221 |
| Divisors count | 2 | 2 |
| Divisors | 1, 128147 | 1, 128221 |
| Number of properties | 7 | 4 |
| Additive primes | 4945th | |
| Chen primes | 5186th | |
| Good primes | 782nd | |
| Isolated primes | 9007th | 9013th |
| Long primes | 4505th | |
| Primes | 11996th | 12004th |
| Pythagorean primes | 5968th | |
| Sexy primes (1st member) | 2979th | |
| Sexy prime triplets (1st member) | 636th | |
| Roman numberals | ||
| Base 2 | 111110100100100112 | 111110100110111012 |
| Base 3 | 201112100123 | 201112122213 |
| Base 4 | 1331021034 | 1331031314 |
| Base 5 | 131000425 | 131003415 |
| Base 6 | 24251356 | 24253416 |
| Base 7 | 10424157 | 10425527 |
| Base 8 | 3722238 | 3723358 |
| Base 9 | 2147059 | 2147879 |
| Base 10 | 12814710 | 12822110 |
| Base 11 | 8830811 | 8837511 |
| Base 12 | 621ab12 | 6225112 |
| Base 13 | 4643613 | 4649213 |
| Base 14 | 349b514 | 34a2914 |
| Base 15 | 27e8215 | 27ed115 |
| Base 16 | 1f49316 | 1f4dd16 |