Compare 78 vs 87
Property | 78 | 87 |
---|---|---|
Type | composite number | semiprime |
Unique factors | 3 | 2 |
Total factors | 3 | 2 |
Prime factorization | 21 × 31 × 131 | 31 × 291 |
Prime factorization | 2 × 3 × 13 | 3 × 29 |
Divisors count | 8 | 4 |
Divisors | 1, 2, 3, 6, 13, 26, 39, 78 | 1, 3, 29, 87 |
Number of properties | 0 | 1 |
Semiprimes | 30th | |
Roman numberals | LXXVIII | LXXXVII |
Base 2 | 10011102 | 10101112 |
Base 3 | 22203 | 100203 |
Base 4 | 10324 | 11134 |
Base 5 | 3035 | 3225 |
Base 6 | 2106 | 2236 |
Base 7 | 1417 | 1537 |
Base 8 | 1168 | 1278 |
Base 9 | 869 | 1069 |
Base 10 | 7810 | 8710 |
Base 11 | 7111 | 7a11 |
Base 12 | 6612 | 7312 |
Base 13 | 6013 | 6913 |
Base 14 | 5814 | 6314 |
Base 15 | 5315 | 5c15 |
Base 16 | 4e16 | 5716 |