Compare 1531 vs 2789
Property | 1531 | 2789 |
---|---|---|
Type | prime | prime |
Unique factors | 1 | 1 |
Total factors | 1 | 1 |
Prime factorization | 15311 | 27891 |
Prime factorization | 1531 | 2789 |
Divisors count | 2 | 2 |
Divisors | 1, 1531 | 1, 2789 |
Number of properties | 5 | 6 |
Centered decagonal primes | 13th | |
Chen primes | 242nd | |
Isolated primes | 143rd | |
Long primes | 91st | 164th |
Primes | 242nd | 405th |
Pythagorean primes | 199th | |
Twin primes (1st member) | 79th | |
Ulam primes | 22nd | 30th |
Roman numberals | MDXXXI | MMDCCLXXXIX |
Base 2 | 101111110112 | 1010111001012 |
Base 3 | 20022013 | 102110223 |
Base 4 | 1133234 | 2232114 |
Base 5 | 221115 | 421245 |
Base 6 | 110316 | 205256 |
Base 7 | 43157 | 110637 |
Base 8 | 27738 | 53458 |
Base 9 | 20819 | 37389 |
Base 10 | 153110 | 278910 |
Base 11 | 117211 | 210611 |
Base 12 | a7712 | 174512 |
Base 13 | 90a13 | 136713 |
Base 14 | 7b514 | 103314 |
Base 15 | 6c115 | c5e15 |
Base 16 | 5fb16 | ae516 |