Compare 143981 vs 143989
| Property | 143981 | 143989 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 1439811 | 1091 × 13211 |
| Prime factorization | 143981 | 109 × 1321 |
| Divisors count | 2 | 4 |
| Divisors | 1, 143981 | 1, 109, 1321, 143989 |
| Number of properties | 4 | 1 |
| Cousin primes (2nd member) | 1643rd | |
| Isolated primes | 10057th | |
| Primes | 13342nd | |
| Pythagorean primes | 6654th | |
| Semiprimes | 33081st | |
| Roman numberals | ||
| Base 2 | 1000110010011011012 | 1000110010011101012 |
| Base 3 | 210221111223 | 210221112213 |
| Base 4 | 2030212314 | 2030213114 |
| Base 5 | 141014115 | 141014245 |
| Base 6 | 30303256 | 30303416 |
| Base 7 | 11365257 | 11365367 |
| Base 8 | 4311558 | 4311658 |
| Base 9 | 2384489 | 2384579 |
| Base 10 | 14398110 | 14398910 |
| Base 11 | 991a211 | 991aa11 |
| Base 12 | 6b3a512 | 6b3b112 |
| Base 13 | 506c613 | 5070113 |
| Base 14 | 3a68514 | 3a68d14 |
| Base 15 | 2c9db15 | 2c9e415 |
| Base 16 | 2326d16 | 2327516 |