Compare 1245 vs 1247
Property | 1245 | 1247 |
---|---|---|
Type | composite number | semiprime |
Unique factors | 3 | 2 |
Total factors | 3 | 2 |
Prime factorization | 31 × 51 × 831 | 291 × 431 |
Prime factorization | 3 × 5 × 83 | 29 × 43 |
Divisors count | 8 | 4 |
Divisors | 1, 3, 5, 15, 83, 249, 415, 1245 | 1, 29, 43, 1247 |
Number of properties | 0 | 1 |
Semiprimes | 367th | |
Roman numberals | MCCXLV | MCCXLVII |
Base 2 | 100110111012 | 100110111112 |
Base 3 | 12010103 | 12010123 |
Base 4 | 1031314 | 1031334 |
Base 5 | 144405 | 144425 |
Base 6 | 54336 | 54356 |
Base 7 | 34267 | 34317 |
Base 8 | 23358 | 23378 |
Base 9 | 16339 | 16359 |
Base 10 | 124510 | 124710 |
Base 11 | a3211 | a3411 |
Base 12 | 87912 | 87b12 |
Base 13 | 74a13 | 74c13 |
Base 14 | 64d14 | 65114 |
Base 15 | 58015 | 58215 |
Base 16 | 4dd16 | 4df16 |