Compare 248981 vs 248986
| Property | 248981 | 248986 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 2489811 | 21 × 1244931 |
| Prime factorization | 248981 | 2 × 124493 |
| Divisors count | 2 | 4 |
| Divisors | 1, 248981 | 1, 2, 124493, 248986 |
| Number of properties | 7 | 1 |
| Chen primes | 9089th | |
| Happy primes | 3308th | |
| Isolated primes | 16802nd | |
| Long primes | 8222nd | |
| Primes | 21963rd | |
| Semiprimes | 55715th | |
| Sexy primes (1st member) | 5126th | |
| Sophie germain primes | 2461st | |
| Roman numberals | ||
| Base 2 | 1111001100100101012 | 1111001100100110102 |
| Base 3 | 1101221121123 | 1101221122013 |
| Base 4 | 3303021114 | 3303021224 |
| Base 5 | 304314115 | 304314215 |
| Base 6 | 52004056 | 52004146 |
| Base 7 | 20546157 | 20546237 |
| Base 8 | 7462258 | 7462328 |
| Base 9 | 4184759 | 4184819 |
| Base 10 | 24898110 | 24898610 |
| Base 11 | 16007711 | 16008111 |
| Base 12 | 10010512 | 10010a12 |
| Base 13 | 8943513 | 8943a13 |
| Base 14 | 66a4514 | 66a4a14 |
| Base 15 | 4db8b15 | 4db9115 |
| Base 16 | 3cc9516 | 3cc9a16 |