Compare 915139 vs 915149
| Property | 915139 | 915149 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 9151391 | 591 × 155111 |
| Prime factorization | 915139 | 59 × 15511 |
| Divisors count | 2 | 4 |
| Divisors | 1, 915139 | 1, 59, 15511, 915149 |
| Number of properties | 4 | 1 |
| Chen primes | 27747th | |
| Cousin primes (1st member) | 7581st | |
| Isolated primes | 57224th | |
| Primes | 72377th | |
| Semiprimes | 192882nd | |
| Roman numberals | ||
| Base 2 | 110111110110110000112 | 110111110110110011012 |
| Base 3 | 12011111000013 | 12011111001023 |
| Base 4 | 31331230034 | 31331230314 |
| Base 5 | 2132410245 | 2132410445 |
| Base 6 | 313404316 | 313404456 |
| Base 7 | 105310217 | 105310347 |
| Base 8 | 33733038 | 33733158 |
| Base 9 | 16443019 | 16443129 |
| Base 10 | 91513910 | 91514910 |
| Base 11 | 57561511 | 57562411 |
| Base 12 | 38171712 | 38172512 |
| Base 13 | 26070413 | 26071113 |
| Base 14 | 19b71114 | 19b71b14 |
| Base 15 | 13124415 | 13124e15 |
| Base 16 | df6c316 | df6cd16 |