Compare 121931 vs 121949
| Property | 121931 | 121949 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1219311 | 1219491 |
| Prime factorization | 121931 | 121949 |
| Divisors count | 2 | 2 |
| Divisors | 1, 121931 | 1, 121949 |
| Number of properties | 10 | 6 |
| Additive primes | 4719th | |
| Chen primes | 4974th | 4976th |
| Emirps | 2256th | 2258th |
| Happy primes | 1796th | |
| Harmonic primes | 4336th | |
| Isolated primes | 8589th | |
| Long primes | 4294th | 4296th |
| Primes | 11468th | 11470th |
| Pythagorean primes | 5705th | |
| Sexy primes (1st member) | 2867th | |
| Sophie germain primes | 1380th | |
| Twin primes (1st member) | 1441st | |
| Roman numberals | ||
| Base 2 | 111011100010010112 | 111011100010111012 |
| Base 3 | 200120202223 | 200120211223 |
| Base 4 | 1313010234 | 1313011314 |
| Base 5 | 124002115 | 124002445 |
| Base 6 | 23402556 | 23403256 |
| Base 7 | 10153257 | 10153527 |
| Base 8 | 3561138 | 3561358 |
| Base 9 | 2052289 | 2052489 |
| Base 10 | 12193110 | 12194910 |
| Base 11 | 8367711 | 8369311 |
| Base 12 | 5a68b12 | 5a6a512 |
| Base 13 | 4366413 | 4367913 |
| Base 14 | 3261514 | 3262914 |
| Base 15 | 261db15 | 261ee15 |
| Base 16 | 1dc4b16 | 1dc5d16 |