Compare 1505 vs 1513
| Property | 1505 | 1513 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 51 × 71 × 431 | 171 × 891 |
| Prime factorization | 5 × 7 × 43 | 17 × 89 |
| Divisors count | 8 | 4 |
| Divisors | 1, 5, 7, 35, 43, 215, 301, 1505 | 1, 17, 89, 1513 |
| Number of properties | 0 | 1 |
| Semiprimes | 441st | |
| Roman numberals | MDV | MDXIII |
| Base 2 | 101111000012 | 101111010012 |
| Base 3 | 20012023 | 20020013 |
| Base 4 | 1132014 | 1132214 |
| Base 5 | 220105 | 220235 |
| Base 6 | 105456 | 110016 |
| Base 7 | 42507 | 42617 |
| Base 8 | 27418 | 27518 |
| Base 9 | 20529 | 20619 |
| Base 10 | 150510 | 151310 |
| Base 11 | 114911 | 115611 |
| Base 12 | a5512 | a6112 |
| Base 13 | 8ba13 | 8c513 |
| Base 14 | 79714 | 7a114 |
| Base 15 | 6a515 | 6ad15 |
| Base 16 | 5e116 | 5e916 |