Compare 18899 vs 18906
Property | 18899 | 18906 |
---|---|---|
Type | prime | composite number |
Unique factors | 1 | 4 |
Total factors | 1 | 4 |
Prime factorization | 188991 | 21 × 31 × 231 × 1371 |
Prime factorization | 18899 | 2 × 3 × 23 × 137 |
Divisors count | 2 | 16 |
Divisors | 1, 18899 | 1, 2, 3, 6, 23, 46, 69, 137, 138, 274, 411, 822, 3151, 6302, 9453, 18906 |
Number of properties | 8 | 0 |
Chen primes | 1065th | |
Emirps | 589th | |
Good primes | 246th | |
Happy primes | 367th | |
Isolated primes | 1501st | |
Long primes | 824th | |
Primes | 2150th | |
Sophie germain primes | 311th | |
Roman numberals | ||
Base 2 | 1001001110100112 | 1001001110110102 |
Base 3 | 2212202223 | 2212210203 |
Base 4 | 102131034 | 102131224 |
Base 5 | 11010445 | 11011115 |
Base 6 | 2232556 | 2233106 |
Base 7 | 1060467 | 1060567 |
Base 8 | 447238 | 447328 |
Base 9 | 278289 | 278369 |
Base 10 | 1889910 | 1890610 |
Base 11 | 1322111 | 1322811 |
Base 12 | ab2b12 | ab3612 |
Base 13 | 87aa13 | 87b413 |
Base 14 | 6c5d14 | 6c6614 |
Base 15 | 58ee15 | 590615 |
Base 16 | 49d316 | 49da16 |