Compare 31138 vs 31157
| Property | 31138 | 31157 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 21 × 155691 | 71 × 44511 |
| Prime factorization | 2 × 15569 | 7 × 4451 |
| Divisors count | 4 | 4 |
| Divisors | 1, 2, 15569, 31138 | 1, 7, 4451, 31157 |
| Number of properties | 1 | 1 |
| Semiprimes | 7738th | 7740th |
| Roman numberals | ||
| Base 2 | 1111001101000102 | 1111001101101012 |
| Base 3 | 11202010213 | 11202012223 |
| Base 4 | 132122024 | 132123114 |
| Base 5 | 14440235 | 14441125 |
| Base 6 | 4000546 | 4001256 |
| Base 7 | 1565327 | 1565607 |
| Base 8 | 746428 | 746658 |
| Base 9 | 466379 | 466589 |
| Base 10 | 3113810 | 3115710 |
| Base 11 | 2143811 | 2145511 |
| Base 12 | 1602a12 | 1604512 |
| Base 13 | 1123313 | 1124913 |
| Base 14 | b4c214 | b4d714 |
| Base 15 | 935d15 | 937215 |
| Base 16 | 79a216 | 79b516 |