Compare 12400 vs 12409
| Property | 12400 | 12409 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 7 | 1 |
| Prime factorization | 24 × 52 × 311 | 124091 |
| Prime factorization | 2 × 2 × 2 × 2 × 5 × 5 × 31 | 12409 |
| Divisors count | 30 | 2 |
| Divisors | 1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 155, 200, 248, 310, 400, 496, 620, 775, 1240, 1550, 2480, 3100, 6200, 12400 | 1, 12409 |
| Number of properties | 0 | 5 |
| Cousin primes (1st member) | 241st | |
| Isolated primes | 998th | |
| Primes | 1481st | |
| Pythagorean primes | 731st | |
| Super primes | 234th | |
| Roman numberals | ||
| Base 2 | 110000011100002 | 110000011110012 |
| Base 3 | 1220000213 | 1220001213 |
| Base 4 | 30013004 | 30013214 |
| Base 5 | 3441005 | 3441145 |
| Base 6 | 1332246 | 1332416 |
| Base 7 | 511037 | 511157 |
| Base 8 | 301608 | 301718 |
| Base 9 | 180079 | 180179 |
| Base 10 | 1240010 | 1240910 |
| Base 11 | 935311 | 936111 |
| Base 12 | 721412 | 722112 |
| Base 13 | 584b13 | 585713 |
| Base 14 | 473a14 | 474514 |
| Base 15 | 3a1a15 | 3a2415 |
| Base 16 | 307016 | 307916 |