Compare 138906 vs 138907
| Property | 138906 | 138907 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 21 × 32 × 77171 | 171 × 81711 |
| Prime factorization | 2 × 3 × 3 × 7717 | 17 × 8171 |
| Divisors count | 12 | 4 |
| Divisors | 1, 2, 3, 6, 9, 18, 7717, 15434, 23151, 46302, 69453, 138906 | 1, 17, 8171, 138907 |
| Number of properties | 0 | 1 |
| Semiprimes | 31947th | |
| Roman numberals | ||
| Base 2 | 1000011110100110102 | 1000011110100110112 |
| Base 3 | 210011122003 | 210011122013 |
| Base 4 | 2013221224 | 2013221234 |
| Base 5 | 134211115 | 134211125 |
| Base 6 | 25510306 | 25510316 |
| Base 7 | 11156557 | 11156567 |
| Base 8 | 4172328 | 4172338 |
| Base 9 | 2314809 | 2314819 |
| Base 10 | 13890610 | 13890710 |
| Base 11 | 953a911 | 953aa11 |
| Base 12 | 6847612 | 6847712 |
| Base 13 | 4b2c113 | 4b2c213 |
| Base 14 | 3889c14 | 3889d14 |
| Base 15 | 2b25615 | 2b25715 |
| Base 16 | 21e9a16 | 21e9b16 |