Compare 18240 vs 18251
Property | 18240 | 18251 |
---|---|---|
Type | composite number | prime |
Unique factors | 4 | 1 |
Total factors | 9 | 1 |
Prime factorization | 26 × 31 × 51 × 191 | 182511 |
Prime factorization | 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 19 | 18251 |
Divisors count | 56 | 2 |
Divisors | 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 152, 160, 190, 192, 228, 240, 285, 304, 320, 380, 456, 480, 570, 608, 760, 912, 960, 1140, 1216, 1520, 1824, 2280, 3040, 3648, 4560, 6080, 9120, 18240 | 1, 18251 |
Number of properties | 0 | 9 |
Additive primes | 983rd | |
Chen primes | 1036th | |
Harmonic primes | 758th | |
Long primes | 802nd | |
Primes | 2091st | |
Prime triplets (1st member) | 158th | |
Sexy primes (1st member) | 646th | |
Twin primes (1st member) | 321st | |
Ulam primes | 154th | |
Roman numberals | ||
Base 2 | 1000111010000002 | 1000111010010112 |
Base 3 | 2210001203 | 2210002223 |
Base 4 | 101310004 | 101310234 |
Base 5 | 10404305 | 10410015 |
Base 6 | 2202406 | 2202556 |
Base 7 | 1041157 | 1041327 |
Base 8 | 435008 | 435138 |
Base 9 | 270169 | 270289 |
Base 10 | 1824010 | 1825110 |
Base 11 | 1278211 | 1279211 |
Base 12 | a68012 | a68b12 |
Base 13 | 83c113 | 83cc13 |
Base 14 | 690c14 | 691914 |
Base 15 | 561015 | 561b15 |
Base 16 | 474016 | 474b16 |