Compare 81806 vs 81808
Property | 81806 | 81808 |
---|---|---|
Type | semiprime | composite number |
Unique factors | 2 | 2 |
Total factors | 2 | 5 |
Prime factorization | 21 × 409031 | 24 × 51131 |
Prime factorization | 2 × 40903 | 2 × 2 × 2 × 2 × 5113 |
Divisors count | 4 | 10 |
Divisors | 1, 2, 40903, 81806 | 1, 2, 4, 8, 16, 5113, 10226, 20452, 40904, 81808 |
Number of properties | 1 | 0 |
Semiprimes | 19311th | |
Roman numberals | ||
Base 2 | 100111111100011102 | 100111111100100002 |
Base 3 | 110110122123 | 110110122213 |
Base 4 | 1033320324 | 1033321004 |
Base 5 | 101042115 | 101042135 |
Base 6 | 14304226 | 14304246 |
Base 7 | 4603347 | 4603367 |
Base 8 | 2376168 | 2376208 |
Base 9 | 1341859 | 1341879 |
Base 10 | 8180610 | 8180810 |
Base 11 | 5650a11 | 5651111 |
Base 12 | 3b41212 | 3b41412 |
Base 13 | 2b30a13 | 2b30c13 |
Base 14 | 21b5414 | 21b5614 |
Base 15 | 1938b15 | 1938d15 |
Base 16 | 13f8e16 | 13f9016 |