Compare 1001978 vs 1001989
| Property | 1001978 | 1001989 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 2271 × 22071 | 10019891 |
| Prime factorization | 2 × 227 × 2207 | 1001989 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 227, 454, 2207, 4414, 500989, 1001978 | 1, 1001989 |
| Number of properties | 0 | 6 |
| Chen primes | 30001st | |
| Isolated primes | 62279th | |
| Primes | 78650th | |
| Sexy primes (2nd member) | 16409th | |
| Sexy prime triplets (3rd member) | 2905th | |
| Ulam primes | 5763rd | |
| Roman numberals | ||
| Base 2 | 111101001001111110102 | 111101001010000001012 |
| Base 3 | 12122201100223 | 12122201102013 |
| Base 4 | 33102133224 | 33102200114 |
| Base 5 | 2240304035 | 2240304245 |
| Base 6 | 332504426 | 332505016 |
| Base 7 | 113421357 | 113421527 |
| Base 8 | 36447728 | 36450058 |
| Base 9 | 17864089 | 17864219 |
| Base 10 | 100197810 | 100198910 |
| Base 11 | 62488a11 | 62489a11 |
| Base 12 | 403a2212 | 403a3112 |
| Base 13 | 2910b313 | 2910c113 |
| Base 14 | 1c121c14 | 1c122914 |
| Base 15 | 14bd3815 | 14bd4415 |
| Base 16 | f49fa16 | f4a0516 |