Compare 243487 vs 243489
| Property | 243487 | 243489 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 2434871 | 31 × 811631 |
| Prime factorization | 243487 | 3 × 81163 |
| Divisors count | 2 | 4 |
| Divisors | 1, 243487 | 1, 3, 81163, 243489 |
| Number of properties | 5 | 1 |
| Chen primes | 8923rd | |
| Isolated primes | 16451st | |
| Long primes | 8049th | |
| Lucky primes | 2701st | |
| Primes | 21506th | |
| Semiprimes | 54566th | |
| Roman numberals | ||
| Base 2 | 1110110111000111112 | 1110110111001000012 |
| Base 3 | 1101010000013 | 1101010000103 |
| Base 4 | 3231301334 | 3231302014 |
| Base 5 | 302424225 | 302424245 |
| Base 6 | 51151316 | 51151336 |
| Base 7 | 20326067 | 20326117 |
| Base 8 | 7334378 | 7334418 |
| Base 9 | 4110019 | 4110039 |
| Base 10 | 24348710 | 24348910 |
| Base 11 | 156a3211 | 156a3411 |
| Base 12 | b8aa712 | b8aa912 |
| Base 13 | 86a9a13 | 86a9c13 |
| Base 14 | 64a3d14 | 64a4114 |
| Base 15 | 4c22715 | 4c22915 |
| Base 16 | 3b71f16 | 3b72116 |