Compare 669986 vs 669989
Property | 669986 | 669989 |
---|---|---|
Type | semiprime | prime |
Unique factors | 2 | 1 |
Total factors | 2 | 1 |
Prime factorization | 21 × 3349931 | 6699891 |
Prime factorization | 2 × 334993 | 669989 |
Divisors count | 4 | 2 |
Divisors | 1, 2, 334993, 669986 | 1, 669989 |
Number of properties | 1 | 5 |
Additive primes | 21202nd | |
Chen primes | 21227th | |
Happy primes | 7696th | |
Isolated primes | 42588th | |
Primes | 54309th | |
Semiprimes | 143291st | |
Roman numberals | ||
Base 2 | 101000111001001000102 | 101000111001001001012 |
Base 3 | 10210010010223 | 10210010011023 |
Base 4 | 22032102024 | 22032102114 |
Base 5 | 1324144215 | 1324144245 |
Base 6 | 222054426 | 222054456 |
Base 7 | 54602127 | 54602157 |
Base 8 | 24344428 | 24344458 |
Base 9 | 12310389 | 12310429 |
Base 10 | 66998610 | 66998910 |
Base 11 | 41840911 | 41841111 |
Base 12 | 28388212 | 28388512 |
Base 13 | 1a5c5513 | 1a5c5813 |
Base 14 | 13624214 | 13624514 |
Base 15 | d37ab15 | d37ae15 |
Base 16 | a392216 | a392516 |