Compare 212981 vs 212999
| Property | 212981 | 212999 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2129811 | 2129991 |
| Prime factorization | 212981 | 212999 |
| Divisors count | 2 | 2 |
| Divisors | 1, 212981 | 1, 212999 |
| Number of properties | 7 | 3 |
| Additive primes | 7692nd | |
| Chen primes | 7954th | 7956th |
| Isolated primes | 14495th | 14497th |
| Long primes | 7117th | |
| Primes | 19044th | 19046th |
| Pythagorean primes | 9509th | |
| Sexy primes (1st member) | 4518th | |
| Roman numberals | ||
| Base 2 | 1100111111111101012 | 1101000000000001112 |
| Base 3 | 1012110110123 | 1012110112123 |
| Base 4 | 3033333114 | 3100000134 |
| Base 5 | 233034115 | 233034445 |
| Base 6 | 43220056 | 43220356 |
| Base 7 | 15446367 | 15446637 |
| Base 8 | 6377658 | 6400078 |
| Base 9 | 3541359 | 3541559 |
| Base 10 | 21298110 | 21299910 |
| Base 11 | 13601a11 | 13603611 |
| Base 12 | a330512 | a331b12 |
| Base 13 | 75c3213 | 75c4713 |
| Base 14 | 5788d14 | 578a314 |
| Base 15 | 4318b15 | 4319e15 |
| Base 16 | 33ff516 | 3400716 |