Compare 245131 vs 245143
| Property | 245131 | 245143 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 2451311 | 431 × 57011 |
| Prime factorization | 245131 | 43 × 5701 |
| Divisors count | 2 | 4 |
| Divisors | 1, 245131 | 1, 43, 5701, 245143 |
| Number of properties | 3 | 1 |
| Harmonic primes | 8090th | |
| Primes | 21643rd | |
| Semiprimes | 54911th | |
| Twin primes (2nd member) | 2541st | |
| Roman numberals | ||
| Base 2 | 1110111101100010112 | 1110111101100101112 |
| Base 3 | 1101100202213 | 1101100211013 |
| Base 4 | 3233120234 | 3233121134 |
| Base 5 | 303210115 | 303210335 |
| Base 6 | 51305116 | 51305316 |
| Base 7 | 20404457 | 20404637 |
| Base 8 | 7366138 | 7366278 |
| Base 9 | 4132279 | 4132419 |
| Base 10 | 24513110 | 24514310 |
| Base 11 | 15819711 | 1581a811 |
| Base 12 | b9a3712 | b9a4712 |
| Base 13 | 8776313 | 8777213 |
| Base 14 | 6549514 | 654a314 |
| Base 15 | 4c97115 | 4c97d15 |
| Base 16 | 3bd8b16 | 3bd9716 |