Compare 166138 vs 166139
| Property | 166138 | 166139 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 21 × 71 × 118671 | 1031 × 16131 |
| Prime factorization | 2 × 7 × 11867 | 103 × 1613 |
| Divisors count | 8 | 4 |
| Divisors | 1, 2, 7, 14, 11867, 23734, 83069, 166138 | 1, 103, 1613, 166139 |
| Number of properties | 0 | 1 |
| Semiprimes | 37922nd | |
| Roman numberals | ||
| Base 2 | 1010001000111110102 | 1010001000111110112 |
| Base 3 | 221022200213 | 221022200223 |
| Base 4 | 2202033224 | 2202033234 |
| Base 5 | 203040235 | 203040245 |
| Base 6 | 33210546 | 33210556 |
| Base 7 | 12612407 | 12612417 |
| Base 8 | 5043728 | 5043738 |
| Base 9 | 2728079 | 2728089 |
| Base 10 | 16613810 | 16613910 |
| Base 11 | 10390511 | 10390611 |
| Base 12 | 8018a12 | 8018b12 |
| Base 13 | 5a80b13 | 5a80c13 |
| Base 14 | 4479014 | 4479114 |
| Base 15 | 3435d15 | 3435e15 |
| Base 16 | 288fa16 | 288fb16 |