Compare 211139 vs 211151
| Property | 211139 | 211151 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 1991 × 10611 | 2111511 |
| Prime factorization | 199 × 1061 | 211151 |
| Divisors count | 4 | 2 |
| Divisors | 1, 199, 1061, 211139 | 1, 211151 |
| Number of properties | 1 | 5 |
| Additive primes | 7628th | |
| Centered decagonal primes | 90th | |
| Chen primes | 7891st | |
| Primes | 18903rd | |
| Semiprimes | 47607th | |
| Twin primes (1st member) | 2263rd | |
| Roman numberals | ||
| Base 2 | 1100111000110000112 | 1100111000110011112 |
| Base 3 | 1012011212223 | 1012011221023 |
| Base 4 | 3032030034 | 3032030334 |
| Base 5 | 232240245 | 232241015 |
| Base 6 | 43052556 | 43053156 |
| Base 7 | 15363657 | 15364137 |
| Base 8 | 6343038 | 6343178 |
| Base 9 | 3515589 | 3515729 |
| Base 10 | 21113910 | 21115110 |
| Base 11 | 1346a511 | 13470611 |
| Base 12 | a222b12 | a223b12 |
| Base 13 | 7514613 | 7515513 |
| Base 14 | 56d3514 | 56d4314 |
| Base 15 | 4285e15 | 4286b15 |
| Base 16 | 338c316 | 338cf16 |