Compare 1245 vs 1253
| Property | 1245 | 1253 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 31 × 51 × 831 | 71 × 1791 |
| Prime factorization | 3 × 5 × 83 | 7 × 179 |
| Divisors count | 8 | 4 |
| Divisors | 1, 3, 5, 15, 83, 249, 415, 1245 | 1, 7, 179, 1253 |
| Number of properties | 0 | 1 |
| Semiprimes | 368th | |
| Roman numberals | MCCXLV | MCCLIII |
| Base 2 | 100110111012 | 100111001012 |
| Base 3 | 12010103 | 12011023 |
| Base 4 | 1031314 | 1032114 |
| Base 5 | 144405 | 200035 |
| Base 6 | 54336 | 54456 |
| Base 7 | 34267 | 34407 |
| Base 8 | 23358 | 23458 |
| Base 9 | 16339 | 16429 |
| Base 10 | 124510 | 125310 |
| Base 11 | a3211 | a3a11 |
| Base 12 | 87912 | 88512 |
| Base 13 | 74a13 | 75513 |
| Base 14 | 64d14 | 65714 |
| Base 15 | 58015 | 58815 |
| Base 16 | 4dd16 | 4e516 |