Compare 28 vs 38
Property | 28 | 38 |
---|---|---|
Type | composite number | semiprime |
Unique factors | 2 | 2 |
Total factors | 3 | 2 |
Prime factorization | 22 × 71 | 21 × 191 |
Prime factorization | 2 × 2 × 7 | 2 × 19 |
Divisors count | 6 | 4 |
Divisors | 1, 2, 4, 7, 14, 28 | 1, 2, 19, 38 |
Number of properties | 0 | 1 |
Semiprimes | 14th | |
Roman numberals | XXVIII | XXXVIII |
Base 2 | 111002 | 1001102 |
Base 3 | 10013 | 11023 |
Base 4 | 1304 | 2124 |
Base 5 | 1035 | 1235 |
Base 6 | 446 | 1026 |
Base 7 | 407 | 537 |
Base 8 | 348 | 468 |
Base 9 | 319 | 429 |
Base 10 | 2810 | 3810 |
Base 11 | 2611 | 3511 |
Base 12 | 2412 | 3212 |
Base 13 | 2213 | 2c13 |
Base 14 | 2014 | 2a14 |
Base 15 | 1d15 | 2815 |
Base 16 | 1c16 | 2616 |