Compare 161956 vs 161961
| Property | 161956 | 161961 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 22 × 191 × 21311 | 31 × 539871 |
| Prime factorization | 2 × 2 × 19 × 2131 | 3 × 53987 |
| Divisors count | 12 | 4 |
| Divisors | 1, 2, 4, 19, 38, 76, 2131, 4262, 8524, 40489, 80978, 161956 | 1, 3, 53987, 161961 |
| Number of properties | 0 | 1 |
| Semiprimes | 36995th | |
| Roman numberals | ||
| Base 2 | 1001111000101001002 | 1001111000101010012 |
| Base 3 | 220200111013 | 220200111203 |
| Base 4 | 2132022104 | 2132022214 |
| Base 5 | 201403115 | 201403215 |
| Base 6 | 32454446 | 32454536 |
| Base 7 | 12431147 | 12431227 |
| Base 8 | 4742448 | 4742518 |
| Base 9 | 2661419 | 2661469 |
| Base 10 | 16195610 | 16196110 |
| Base 11 | 10075311 | 10075811 |
| Base 12 | 7988412 | 7988912 |
| Base 13 | 5894213 | 5894713 |
| Base 14 | 4304414 | 4304914 |
| Base 15 | 32ec115 | 32ec615 |
| Base 16 | 278a416 | 278a916 |