Compare 4990 vs 4993
| Property | 4990 | 4993 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 51 × 4991 | 49931 |
| Prime factorization | 2 × 5 × 499 | 4993 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 5, 10, 499, 998, 2495, 4990 | 1, 4993 |
| Number of properties | 0 | 8 |
| Isolated primes | 417th | |
| Lucky primes | 132nd | |
| Primes | 668th | |
| Proth primes | 29th | |
| Pythagorean primes | 329th | |
| Sexy primes (1st member) | 243rd | |
| Sexy primes (2nd member) | 242nd | |
| Sexy prime triplets (2nd member) | 81st | |
| Roman numberals | MMMMCMXC | MMMMCMXCIII |
| Base 2 | 10011011111102 | 10011100000012 |
| Base 3 | 202112113 | 202112213 |
| Base 4 | 10313324 | 10320014 |
| Base 5 | 1244305 | 1244335 |
| Base 6 | 350346 | 350416 |
| Base 7 | 203567 | 203627 |
| Base 8 | 115768 | 116018 |
| Base 9 | 67549 | 67579 |
| Base 10 | 499010 | 499310 |
| Base 11 | 382711 | 382a11 |
| Base 12 | 2a7a12 | 2a8112 |
| Base 13 | 236b13 | 237113 |
| Base 14 | 1b6614 | 1b6914 |
| Base 15 | 172a15 | 172d15 |
| Base 16 | 137e16 | 138116 |