Compare 18400 vs 18401
| Property | 18400 | 18401 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 8 | 1 |
| Prime factorization | 25 × 52 × 231 | 184011 |
| Prime factorization | 2 × 2 × 2 × 2 × 2 × 5 × 5 × 23 | 18401 |
| Divisors count | 36 | 2 |
| Divisors | 1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 80, 92, 100, 115, 160, 184, 200, 230, 368, 400, 460, 575, 736, 800, 920, 1150, 1840, 2300, 3680, 4600, 9200, 18400 | 1, 18401 |
| Number of properties | 0 | 5 |
| Cousin primes (2nd member) | 329th | |
| Happy primes | 360th | |
| Isolated primes | 1463rd | |
| Primes | 2108th | |
| Pythagorean primes | 1043rd | |
| Roman numberals | ||
| Base 2 | 1000111111000002 | 1000111111000012 |
| Base 3 | 2210201113 | 2210201123 |
| Base 4 | 101332004 | 101332014 |
| Base 5 | 10421005 | 10421015 |
| Base 6 | 2211046 | 2211056 |
| Base 7 | 1044347 | 1044357 |
| Base 8 | 437408 | 437418 |
| Base 9 | 272149 | 272159 |
| Base 10 | 1840010 | 1840110 |
| Base 11 | 1290811 | 1290911 |
| Base 12 | a79412 | a79512 |
| Base 13 | 84b513 | 84b613 |
| Base 14 | 69c414 | 69c514 |
| Base 15 | 56ba15 | 56bb15 |
| Base 16 | 47e016 | 47e116 |