Compare 311981 vs 312971
| Property | 311981 | 312971 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 3119811 | 3129711 |
| Prime factorization | 311981 | 312971 |
| Divisors count | 2 | 2 |
| Divisors | 1, 311981 | 1, 312971 |
| Number of properties | 4 | 7 |
| Additive primes | 10723rd | 10761st |
| Chen primes | 11050th | |
| Cousin primes (2nd member) | 3082nd | |
| Emirps | 4593rd | |
| Isolated primes | 20757th | 20811th |
| Primes | 26948th | 27032nd |
| Sophie germain primes | 2946th | 2956th |
| Roman numberals | ||
| Base 2 | 10011000010101011012 | 10011000110100010112 |
| Base 3 | 1202112212123 | 1202200221123 |
| Base 4 | 10300222314 | 10301220234 |
| Base 5 | 344404115 | 400033415 |
| Base 6 | 104042056 | 104125356 |
| Base 7 | 24363657 | 24423117 |
| Base 8 | 11412558 | 11432138 |
| Base 9 | 5248559 | 5262759 |
| Base 10 | 31198110 | 31297110 |
| Base 11 | 1a343a11 | 1a415a11 |
| Base 12 | 13066512 | 13114b12 |
| Base 13 | ac00713 | ac5b913 |
| Base 14 | 819a514 | 820b114 |
| Base 15 | 6268b15 | 62aeb15 |
| Base 16 | 4c2ad16 | 4c68b16 |