Compare 661129 vs 661138
| Property | 661129 | 661138 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 71 × 944471 | 21 × 3305691 |
| Prime factorization | 7 × 94447 | 2 × 330569 |
| Divisors count | 4 | 4 |
| Divisors | 1, 7, 94447, 661129 | 1, 2, 330569, 661138 |
| Number of properties | 1 | 1 |
| Semiprimes | 141462nd | 141464th |
| Roman numberals | ||
| Base 2 | 101000010110100010012 | 101000010110100100102 |
| Base 3 | 10201202200213 | 10201202201213 |
| Base 4 | 22011220214 | 22011221024 |
| Base 5 | 1321240045 | 1321240235 |
| Base 6 | 221004416 | 221004546 |
| Base 7 | 54223307 | 54223427 |
| Base 8 | 24132118 | 24132228 |
| Base 9 | 12168079 | 12168179 |
| Base 10 | 66112910 | 66113810 |
| Base 11 | 41179711 | 4117a511 |
| Base 12 | 27a72112 | 27a72a12 |
| Base 13 | 1a1c0113 | 1a1c0a13 |
| Base 14 | 132d1714 | 132d2214 |
| Base 15 | d0d5415 | d0d5d15 |
| Base 16 | a168916 | a169216 |