Compare 215139 vs 215144
| Property | 215139 | 215144 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 2 |
| Total factors | 2 | 4 |
| Prime factorization | 31 × 717131 | 23 × 268931 |
| Prime factorization | 3 × 71713 | 2 × 2 × 2 × 26893 |
| Divisors count | 4 | 8 |
| Divisors | 1, 3, 71713, 215139 | 1, 2, 4, 8, 26893, 53786, 107572, 215144 |
| Number of properties | 1 | 0 |
| Semiprimes | 48485th | |
| Roman numberals | ||
| Base 2 | 1101001000011000112 | 1101001000011010002 |
| Base 3 | 1012210100103 | 1012210100223 |
| Base 4 | 3102012034 | 3102012204 |
| Base 5 | 233410245 | 233410345 |
| Base 6 | 43400036 | 43400126 |
| Base 7 | 15541417 | 15541467 |
| Base 8 | 6441438 | 6441508 |
| Base 9 | 3571039 | 3571089 |
| Base 10 | 21513910 | 21514410 |
| Base 11 | 13770111 | 13770611 |
| Base 12 | a460312 | a460812 |
| Base 13 | 76c0213 | 76c0713 |
| Base 14 | 5859114 | 5859614 |
| Base 15 | 43b2915 | 43b2e15 |
| Base 16 | 3486316 | 3486816 |