Compare 1561 vs 1573
Property | 1561 | 1573 |
---|---|---|
Type | semiprime | composite number |
Unique factors | 2 | 2 |
Total factors | 2 | 3 |
Prime factorization | 71 × 2231 | 112 × 131 |
Prime factorization | 7 × 223 | 11 × 11 × 13 |
Divisors count | 4 | 6 |
Divisors | 1, 7, 223, 1561 | 1, 11, 13, 121, 143, 1573 |
Number of properties | 1 | 0 |
Semiprimes | 453rd | |
Roman numberals | MDLXI | MDLXXIII |
Base 2 | 110000110012 | 110001001012 |
Base 3 | 20102113 | 20110213 |
Base 4 | 1201214 | 1202114 |
Base 5 | 222215 | 222435 |
Base 6 | 111216 | 111416 |
Base 7 | 43607 | 44057 |
Base 8 | 30318 | 30458 |
Base 9 | 21249 | 21379 |
Base 10 | 156110 | 157310 |
Base 11 | 119a11 | 120011 |
Base 12 | aa112 | ab112 |
Base 13 | 93113 | 94013 |
Base 14 | 7d714 | 80514 |
Base 15 | 6e115 | 6ed15 |
Base 16 | 61916 | 62516 |