Compare 1618 vs 1642
Property | 1618 | 1642 |
---|---|---|
Type | semiprime | semiprime |
Unique factors | 2 | 2 |
Total factors | 2 | 2 |
Prime factorization | 21 × 8091 | 21 × 8211 |
Prime factorization | 2 × 809 | 2 × 821 |
Divisors count | 4 | 4 |
Divisors | 1, 2, 809, 1618 | 1, 2, 821, 1642 |
Number of properties | 1 | 1 |
Semiprimes | 464th | 471st |
Roman numberals | MDCXVIII | MDCXLII |
Base 2 | 110010100102 | 110011010102 |
Base 3 | 20122213 | 20202113 |
Base 4 | 1211024 | 1212224 |
Base 5 | 224335 | 230325 |
Base 6 | 112546 | 113346 |
Base 7 | 45017 | 45347 |
Base 8 | 31228 | 31528 |
Base 9 | 21879 | 22249 |
Base 10 | 161810 | 164210 |
Base 11 | 124111 | 126311 |
Base 12 | b2a12 | b4a12 |
Base 13 | 97613 | 99413 |
Base 14 | 83814 | 85414 |
Base 15 | 72d15 | 74715 |
Base 16 | 65216 | 66a16 |