Compare 281989 vs 284149
| Property | 281989 | 284149 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2819891 | 2841491 |
| Prime factorization | 281989 | 284149 |
| Divisors count | 2 | 2 |
| Divisors | 1, 281989 | 1, 284149 |
| Number of properties | 6 | 5 |
| Additive primes | 9857th | |
| Chen primes | 10120th | |
| Cousin primes (1st member) | 2832nd | 2851st |
| Isolated primes | 18900th | 19023rd |
| Long primes | 9282nd | |
| Primes | 24603rd | 24766th |
| Ulam primes | 1752nd | 1763rd |
| Roman numberals | ||
| Base 2 | 10001001101100001012 | 10001010101111101012 |
| Base 3 | 1120222110013 | 1121022100013 |
| Base 4 | 10103120114 | 10111133114 |
| Base 5 | 330104245 | 330430445 |
| Base 6 | 100133016 | 100313016 |
| Base 7 | 22530617 | 22622657 |
| Base 8 | 10466058 | 10527658 |
| Base 9 | 4687319 | 4727019 |
| Base 10 | 28198910 | 28414910 |
| Base 11 | 18295411 | 18453811 |
| Base 12 | 11723112 | 11853112 |
| Base 13 | 9b47613 | 9c44813 |
| Base 14 | 74aa114 | 757a514 |
| Base 15 | 5884415 | 592d415 |
| Base 16 | 44d8516 | 455f516 |