Compare 138415 vs 138421
| Property | 138415 | 138421 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 4 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 51 × 191 × 311 × 471 | 1491 × 9291 |
| Prime factorization | 5 × 19 × 31 × 47 | 149 × 929 |
| Divisors count | 16 | 4 |
| Divisors | 1, 5, 19, 31, 47, 95, 155, 235, 589, 893, 1457, 2945, 4465, 7285, 27683, 138415 | 1, 149, 929, 138421 |
| Number of properties | 0 | 1 |
| Semiprimes | 31840th | |
| Roman numberals | ||
| Base 2 | 1000011100101011112 | 1000011100101101012 |
| Base 3 | 210002121113 | 210002122013 |
| Base 4 | 2013022334 | 2013023114 |
| Base 5 | 134121305 | 134121415 |
| Base 6 | 25444516 | 25445016 |
| Base 7 | 11143547 | 11143637 |
| Base 8 | 4162578 | 4162658 |
| Base 9 | 2307749 | 2307819 |
| Base 10 | 13841510 | 13842110 |
| Base 11 | 94aa211 | 94aa811 |
| Base 12 | 6812712 | 6813112 |
| Base 13 | 4b00413 | 4b00a13 |
| Base 14 | 3862b14 | 3863314 |
| Base 15 | 2b02a15 | 2b03115 |
| Base 16 | 21caf16 | 21cb516 |