Compare 987983 vs 987987
| Property | 987983 | 987987 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 5 |
| Total factors | 1 | 6 |
| Prime factorization | 9879831 | 31 × 72 × 111 × 131 × 471 |
| Prime factorization | 987983 | 3 × 7 × 7 × 11 × 13 × 47 |
| Divisors count | 2 | 48 |
| Divisors | 1, 987983 | 1, 3, 7, 11, 13, 21, 33, 39, 47, 49, 77, 91, 141, 143, 147, 231, 273, 329, 429, 517, 539, 611, 637, 987, 1001, 1551, 1617, 1833, 1911, 2303, 3003, 3619, 4277, 6721, 6909, 7007, 10857, 12831, 20163, 21021, 25333, 29939, 47047, 75999, 89817, 141141, 329329, 987987 |
| Number of properties | 4 | 0 |
| Chen primes | 29647th | |
| Cousin primes (2nd member) | 8075th | |
| Isolated primes | 61457th | |
| Primes | 77632nd | |
| Roman numberals | ||
| Base 2 | 111100010011010011112 | 111100010011010100112 |
| Base 3 | 12120120202223 | 12120120210103 |
| Base 4 | 33010310334 | 33010311034 |
| Base 5 | 2231034135 | 2231034225 |
| Base 6 | 331015556 | 331020036 |
| Base 7 | 112532637 | 112533007 |
| Base 8 | 36115178 | 36115238 |
| Base 9 | 17652289 | 17652339 |
| Base 10 | 98798310 | 98798710 |
| Base 11 | 61531711 | 61532011 |
| Base 12 | 3b78bb12 | 3b790312 |
| Base 13 | 28790913 | 28791013 |
| Base 14 | 1ba0a314 | 1ba0a714 |
| Base 15 | 147b0815 | 147b0c15 |
| Base 16 | f134f16 | f135316 |