Compare 8421 vs 8423
| Property | 8421 | 8423 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 31 × 71 × 4011 | 84231 |
| Prime factorization | 3 × 7 × 401 | 8423 |
| Divisors count | 8 | 2 |
| Divisors | 1, 3, 7, 21, 401, 1203, 2807, 8421 | 1, 8423 |
| Number of properties | 0 | 7 |
| Additive primes | 511th | |
| Cousin primes (2nd member) | 178th | |
| Isolated primes | 692nd | |
| Long primes | 408th | |
| Primes | 1053rd | |
| Safe primes | 104th | |
| Sexy primes (1st member) | 359th | |
| Roman numberals | ||
| Base 2 | 100000111001012 | 100000111001112 |
| Base 3 | 1021122203 | 1021122223 |
| Base 4 | 20032114 | 20032134 |
| Base 5 | 2321415 | 2321435 |
| Base 6 | 1025536 | 1025556 |
| Base 7 | 333607 | 333627 |
| Base 8 | 203458 | 203478 |
| Base 9 | 124869 | 124889 |
| Base 10 | 842110 | 842310 |
| Base 11 | 636611 | 636811 |
| Base 12 | 4a5912 | 4a5b12 |
| Base 13 | 3aaa13 | 3aac13 |
| Base 14 | 30d714 | 30d914 |
| Base 15 | 276615 | 276815 |
| Base 16 | 20e516 | 20e716 |