Compare 6389 vs 6400
| Property | 6389 | 6400 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 2 |
| Total factors | 1 | 10 |
| Prime factorization | 63891 | 28 × 52 |
| Prime factorization | 6389 | 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 5 |
| Divisors count | 2 | 27 |
| Divisors | 1, 6389 | 1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 640, 800, 1280, 1600, 3200, 6400 |
| Number of properties | 5 | 0 |
| Happy primes | 145th | |
| Isolated primes | 536th | |
| Long primes | 323rd | |
| Primes | 833rd | |
| Pythagorean primes | 408th | |
| Roman numberals | ||
| Base 2 | 11000111101012 | 11001000000002 |
| Base 3 | 222021223 | 222100013 |
| Base 4 | 12033114 | 12100004 |
| Base 5 | 2010245 | 2011005 |
| Base 6 | 453256 | 453446 |
| Base 7 | 244257 | 244427 |
| Base 8 | 143658 | 144008 |
| Base 9 | 86789 | 87019 |
| Base 10 | 638910 | 640010 |
| Base 11 | 488911 | 489911 |
| Base 12 | 384512 | 385412 |
| Base 13 | 2ba613 | 2bb413 |
| Base 14 | 248514 | 249214 |
| Base 15 | 1d5e15 | 1d6a15 |
| Base 16 | 18f516 | 190016 |