Compare 40009 vs 40020
| Property | 40009 | 40020 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 5 |
| Total factors | 1 | 6 |
| Prime factorization | 400091 | 22 × 31 × 51 × 231 × 291 |
| Prime factorization | 40009 | 2 × 2 × 3 × 5 × 23 × 29 |
| Divisors count | 2 | 48 |
| Divisors | 1, 40009 | 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 29, 30, 46, 58, 60, 69, 87, 92, 115, 116, 138, 145, 174, 230, 276, 290, 345, 348, 435, 460, 580, 667, 690, 870, 1334, 1380, 1740, 2001, 2668, 3335, 4002, 6670, 8004, 10005, 13340, 20010, 40020 |
| Number of properties | 7 | 0 |
| Additive primes | 1881st | |
| Chen primes | 1976th | |
| Cousin primes (1st member) | 582nd | |
| Happy primes | 688th | |
| Isolated primes | 3023rd | |
| Primes | 4204th | |
| Pythagorean primes | 2086th | |
| Roman numberals | ||
| Base 2 | 10011100010010012 | 10011100010101002 |
| Base 3 | 20002122113 | 20002200203 |
| Base 4 | 213010214 | 213011104 |
| Base 5 | 22400145 | 22400405 |
| Base 6 | 5051216 | 5051406 |
| Base 7 | 2244347 | 2244517 |
| Base 8 | 1161118 | 1161248 |
| Base 9 | 607849 | 608069 |
| Base 10 | 4000910 | 4002010 |
| Base 11 | 2807211 | 2808211 |
| Base 12 | 1b1a112 | 1b1b012 |
| Base 13 | 1529813 | 152a613 |
| Base 14 | 1081b14 | 1082814 |
| Base 15 | bcc415 | bcd015 |
| Base 16 | 9c4916 | 9c5416 |