Compare 30639 vs 30643
Property | 30639 | 30643 |
---|---|---|
Type | composite number | prime |
Unique factors | 3 | 1 |
Total factors | 3 | 1 |
Prime factorization | 31 × 71 × 14591 | 306431 |
Prime factorization | 3 × 7 × 1459 | 30643 |
Divisors count | 8 | 2 |
Divisors | 1, 3, 7, 21, 1459, 4377, 10213, 30639 | 1, 30643 |
Number of properties | 0 | 10 |
Emirps | 648th | |
Happy primes | 543rd | |
Isolated primes | 2356th | |
Lucky primes | 510th | |
Primes | 3305th | |
Sexy primes (1st member) | 967th | |
Sexy primes (2nd member) | 966th | |
Sexy prime quadrupletss (3rd member) | 44th | |
Sexy prime triplets (2nd member) | 248th | |
Sexy prime triplets (3rd member) | 247th | |
Roman numberals | ||
Base 2 | 1110111101011112 | 1110111101100112 |
Base 3 | 11200002103 | 11200002213 |
Base 4 | 131322334 | 131323034 |
Base 5 | 14400245 | 14400335 |
Base 6 | 3535036 | 3535116 |
Base 7 | 1552207 | 1552247 |
Base 8 | 736578 | 736638 |
Base 9 | 460239 | 460279 |
Base 10 | 3063910 | 3064310 |
Base 11 | 2102411 | 2102811 |
Base 12 | 1589312 | 1589712 |
Base 13 | 10c3b13 | 10c4213 |
Base 14 | b24714 | b24b14 |
Base 15 | 912915 | 912d15 |
Base 16 | 77af16 | 77b316 |