Compare 7121 vs 7481
| Property | 7121 | 7481 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 71211 | 74811 |
| Prime factorization | 7121 | 7481 |
| Divisors count | 2 | 2 |
| Divisors | 1, 7121 | 1, 7481 |
| Number of properties | 9 | 9 |
| Additive primes | 454th | |
| Chen primes | 496th | 515th |
| Cousin primes (2nd member) | 158th | |
| Emirps | 151st | 165th |
| Happy primes | 166th | |
| Harmonic primes | 332nd | |
| Isolated primes | 589th | 612th |
| Primes | 912th | 947th |
| Pythagorean primes | 448th | 467th |
| Sexy primes (1st member) | 320th | 328th |
| Sophie germain primes | 154th | |
| Super primes | 161st | |
| Roman numberals | ||
| Base 2 | 11011110100012 | 11101001110012 |
| Base 3 | 1002022023 | 1010210023 |
| Base 4 | 12331014 | 13103214 |
| Base 5 | 2114415 | 2144115 |
| Base 6 | 525456 | 543456 |
| Base 7 | 265227 | 305457 |
| Base 8 | 157218 | 164718 |
| Base 9 | 106829 | 112329 |
| Base 10 | 712110 | 748110 |
| Base 11 | 539411 | 569111 |
| Base 12 | 415512 | 43b512 |
| Base 13 | 331a13 | 353613 |
| Base 14 | 284914 | 2a2514 |
| Base 15 | 219b15 | 233b15 |
| Base 16 | 1bd116 | 1d3916 |