Compare 1340 vs 1351
| Property | 1340 | 1351 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 22 × 51 × 671 | 71 × 1931 |
| Prime factorization | 2 × 2 × 5 × 67 | 7 × 193 |
| Divisors count | 12 | 4 |
| Divisors | 1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340 | 1, 7, 193, 1351 |
| Number of properties | 0 | 1 |
| Semiprimes | 398th | |
| Roman numberals | MCCCXL | MCCCLI |
| Base 2 | 101001111002 | 101010001112 |
| Base 3 | 12111223 | 12120013 |
| Base 4 | 1103304 | 1110134 |
| Base 5 | 203305 | 204015 |
| Base 6 | 101126 | 101316 |
| Base 7 | 36237 | 36407 |
| Base 8 | 24748 | 25078 |
| Base 9 | 17489 | 17619 |
| Base 10 | 134010 | 135110 |
| Base 11 | 100911 | 101911 |
| Base 12 | 93812 | 94712 |
| Base 13 | 7c113 | 7cc13 |
| Base 14 | 6ba14 | 6c714 |
| Base 15 | 5e515 | 60115 |
| Base 16 | 53c16 | 54716 |