Compare 4000 vs 4001
| Property | 4000 | 4001 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 2 | 1 |
| Total factors | 8 | 1 |
| Prime factorization | 25 × 53 | 40011 |
| Prime factorization | 2 × 2 × 2 × 2 × 2 × 5 × 5 × 5 | 4001 |
| Divisors count | 24 | 2 |
| Divisors | 1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000 | 1, 4001 |
| Number of properties | 0 | 10 |
| Additive primes | 282nd | |
| Chen primes | 321st | |
| Good primes | 95th | |
| Primes | 551st | |
| Prime triplets (1st member) | 72nd | |
| Pythagorean primes | 270th | |
| Sexy primes (1st member) | 203rd | |
| Sexy prime quadrupletss (1st member) | 17th | |
| Sexy prime triplets (1st member) | 71st | |
| Twin primes (1st member) | 104th | |
| Roman numberals | MMMM | MMMMI |
| Base 2 | 1111101000002 | 1111101000012 |
| Base 3 | 121110113 | 121110123 |
| Base 4 | 3322004 | 3322014 |
| Base 5 | 1120005 | 1120015 |
| Base 6 | 303046 | 303056 |
| Base 7 | 144437 | 144447 |
| Base 8 | 76408 | 76418 |
| Base 9 | 54349 | 54359 |
| Base 10 | 400010 | 400110 |
| Base 11 | 300711 | 300811 |
| Base 12 | 239412 | 239512 |
| Base 13 | 1a8913 | 1a8a13 |
| Base 14 | 165a14 | 165b14 |
| Base 15 | 12ba15 | 12bb15 |
| Base 16 | fa016 | fa116 |