Compare 20840 vs 20849
Property | 20840 | 20849 |
---|---|---|
Type | composite number | prime |
Unique factors | 3 | 1 |
Total factors | 5 | 1 |
Prime factorization | 23 × 51 × 5211 | 208491 |
Prime factorization | 2 × 2 × 2 × 5 × 521 | 20849 |
Divisors count | 16 | 2 |
Divisors | 1, 2, 4, 5, 8, 10, 20, 40, 521, 1042, 2084, 2605, 4168, 5210, 10420, 20840 | 1, 20849 |
Number of properties | 0 | 8 |
Additive primes | 1092nd | |
Chen primes | 1155th | |
Good primes | 262nd | |
Harmonic primes | 860th | |
Isolated primes | 1636th | |
Primes | 2345th | |
Pythagorean primes | 1166th | |
Ulam primes | 175th | |
Roman numberals | ||
Base 2 | 1010001011010002 | 1010001011100012 |
Base 3 | 10011202123 | 10011210123 |
Base 4 | 110112204 | 110113014 |
Base 5 | 11313305 | 11313445 |
Base 6 | 2402526 | 2403056 |
Base 7 | 1145217 | 1145337 |
Base 8 | 505508 | 505618 |
Base 9 | 315259 | 315359 |
Base 10 | 2084010 | 2084910 |
Base 11 | 1472611 | 1473411 |
Base 12 | 1008812 | 1009512 |
Base 13 | 964113 | 964a13 |
Base 14 | 784814 | 785314 |
Base 15 | 629515 | 629e15 |
Base 16 | 516816 | 517116 |