Compare 121631 vs 121643
| Property | 121631 | 121643 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 1216311 | 1031 × 11811 |
| Prime factorization | 121631 | 103 × 1181 |
| Divisors count | 2 | 4 |
| Divisors | 1, 121631 | 1, 103, 1181, 121643 |
| Number of properties | 7 | 1 |
| Chen primes | 4964th | |
| Harmonic primes | 4324th | |
| Primes | 11449th | |
| Prime triplets (1st member) | 589th | |
| Semiprimes | 28189th | |
| Sexy primes (1st member) | 2864th | |
| Sophie germain primes | 1377th | |
| Twin primes (1st member) | 1439th | |
| Roman numberals | ||
| Base 2 | 111011011000111112 | 111011011001010112 |
| Base 3 | 200112112123 | 200112120223 |
| Base 4 | 1312301334 | 1312302234 |
| Base 5 | 123430115 | 123430335 |
| Base 6 | 23350356 | 23350556 |
| Base 7 | 10144167 | 10144347 |
| Base 8 | 3554378 | 3554538 |
| Base 9 | 2047559 | 2047689 |
| Base 10 | 12163110 | 12164310 |
| Base 11 | 8342411 | 8343511 |
| Base 12 | 5a47b12 | 5a48b12 |
| Base 13 | 4349313 | 434a213 |
| Base 14 | 3247d14 | 3248b14 |
| Base 15 | 2608b15 | 2609815 |
| Base 16 | 1db1f16 | 1db2b16 |