Compare 1309 vs 1315
| Property | 1309 | 1315 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 71 × 111 × 171 | 51 × 2631 |
| Prime factorization | 7 × 11 × 17 | 5 × 263 |
| Divisors count | 8 | 4 |
| Divisors | 1, 7, 11, 17, 77, 119, 187, 1309 | 1, 5, 263, 1315 |
| Number of properties | 0 | 1 |
| Semiprimes | 385th | |
| Roman numberals | MCCCIX | MCCCXV |
| Base 2 | 101000111012 | 101001000112 |
| Base 3 | 12101113 | 12102013 |
| Base 4 | 1101314 | 1102034 |
| Base 5 | 202145 | 202305 |
| Base 6 | 100216 | 100316 |
| Base 7 | 35507 | 35567 |
| Base 8 | 24358 | 24438 |
| Base 9 | 17149 | 17219 |
| Base 10 | 130910 | 131510 |
| Base 11 | a9011 | a9611 |
| Base 12 | 91112 | 91712 |
| Base 13 | 79913 | 7a213 |
| Base 14 | 69714 | 69d14 |
| Base 15 | 5c415 | 5ca15 |
| Base 16 | 51d16 | 52316 |