Compare 1660 vs 1671
Property | 1660 | 1671 |
---|---|---|
Type | composite number | semiprime |
Unique factors | 3 | 2 |
Total factors | 4 | 2 |
Prime factorization | 22 × 51 × 831 | 31 × 5571 |
Prime factorization | 2 × 2 × 5 × 83 | 3 × 557 |
Divisors count | 12 | 4 |
Divisors | 1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660 | 1, 3, 557, 1671 |
Number of properties | 0 | 1 |
Semiprimes | 480th | |
Roman numberals | MDCLX | MDCLXXI |
Base 2 | 110011111002 | 110100001112 |
Base 3 | 20211113 | 20212203 |
Base 4 | 1213304 | 1220134 |
Base 5 | 231205 | 231415 |
Base 6 | 114046 | 114236 |
Base 7 | 45617 | 46057 |
Base 8 | 31748 | 32078 |
Base 9 | 22449 | 22569 |
Base 10 | 166010 | 167110 |
Base 11 | 127a11 | 128a11 |
Base 12 | b6412 | b7312 |
Base 13 | 9a913 | 9b713 |
Base 14 | 86814 | 87514 |
Base 15 | 75a15 | 76615 |
Base 16 | 67c16 | 68716 |