Compare 28380 vs 28387
Property | 28380 | 28387 |
---|---|---|
Type | composite number | prime |
Unique factors | 5 | 1 |
Total factors | 6 | 1 |
Prime factorization | 22 × 31 × 51 × 111 × 431 | 283871 |
Prime factorization | 2 × 2 × 3 × 5 × 11 × 43 | 28387 |
Divisors count | 48 | 2 |
Divisors | 1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 43, 44, 55, 60, 66, 86, 110, 129, 132, 165, 172, 215, 220, 258, 330, 430, 473, 516, 645, 660, 860, 946, 1290, 1419, 1892, 2365, 2580, 2838, 4730, 5676, 7095, 9460, 14190, 28380 | 1, 28387 |
Number of properties | 0 | 6 |
Chen primes | 1503rd | |
Good primes | 314th | |
Happy primes | 497th | |
Isolated primes | 2185th | |
Primes | 3088th | |
Sexy primes (1st member) | 908th | |
Roman numberals | ||
Base 2 | 1101110110111002 | 1101110111000112 |
Base 3 | 11022210103 | 11022211013 |
Base 4 | 123231304 | 123232034 |
Base 5 | 14020105 | 14020225 |
Base 6 | 3352206 | 3352316 |
Base 7 | 1455127 | 1455227 |
Base 8 | 673348 | 673438 |
Base 9 | 428339 | 428419 |
Base 10 | 2838010 | 2838710 |
Base 11 | 1a36011 | 1a36711 |
Base 12 | 1451012 | 1451712 |
Base 13 | cbc113 | cbc813 |
Base 14 | a4b214 | a4b914 |
Base 15 | 862015 | 862715 |
Base 16 | 6edc16 | 6ee316 |