Compare 661397 vs 661406
| Property | 661397 | 661406 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 111 × 601271 | 21 × 3307031 |
| Prime factorization | 11 × 60127 | 2 × 330703 |
| Divisors count | 4 | 4 |
| Divisors | 1, 11, 60127, 661397 | 1, 2, 330703, 661406 |
| Number of properties | 1 | 1 |
| Semiprimes | 141521st | 141524th |
| Roman numberals | ||
| Base 2 | 101000010111100101012 | 101000010111100111102 |
| Base 3 | 10201210210123 | 10201210211123 |
| Base 4 | 22011321114 | 22011321324 |
| Base 5 | 1321310425 | 1321311115 |
| Base 6 | 221020056 | 221020226 |
| Base 7 | 54231627 | 54232047 |
| Base 8 | 24136258 | 24136368 |
| Base 9 | 12172359 | 12172459 |
| Base 10 | 66139710 | 66140610 |
| Base 11 | 411a1011 | 411a1911 |
| Base 12 | 27a90512 | 27a91212 |
| Base 13 | 1a207913 | 1a208513 |
| Base 14 | 13306914 | 13307414 |
| Base 15 | d0e8215 | d0e8b15 |
| Base 16 | a179516 | a179e16 |