Compare 40000 vs 40009
| Property | 40000 | 40009 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 2 | 1 |
| Total factors | 10 | 1 |
| Prime factorization | 26 × 54 | 400091 |
| Prime factorization | 2 × 2 × 2 × 2 × 2 × 2 × 5 × 5 × 5 × 5 | 40009 |
| Divisors count | 35 | 2 |
| Divisors | 1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 625, 800, 1000, 1250, 1600, 2000, 2500, 4000, 5000, 8000, 10000, 20000, 40000 | 1, 40009 |
| Number of properties | 0 | 7 |
| 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 | 10011100010000002 | 10011100010010012 |
| Base 3 | 20002121113 | 20002122113 |
| Base 4 | 213010004 | 213010214 |
| Base 5 | 22400005 | 22400145 |
| Base 6 | 5051046 | 5051216 |
| Base 7 | 2244227 | 2244347 |
| Base 8 | 1161008 | 1161118 |
| Base 9 | 607749 | 607849 |
| Base 10 | 4000010 | 4000910 |
| Base 11 | 2806411 | 2807211 |
| Base 12 | 1b19412 | 1b1a112 |
| Base 13 | 1528c13 | 1529813 |
| Base 14 | 1081214 | 1081b14 |
| Base 15 | bcba15 | bcc415 |
| Base 16 | 9c4016 | 9c4916 |