Compare 42991 vs 43003
| Property | 42991 | 43003 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 131 × 33071 | 430031 |
| Prime factorization | 13 × 3307 | 43003 |
| Divisors count | 4 | 2 |
| Divisors | 1, 13, 3307, 42991 | 1, 43003 |
| Number of properties | 1 | 3 |
| Harmonic primes | 1673rd | |
| Isolated primes | 3250th | |
| Primes | 4495th | |
| Semiprimes | 10461st | |
| Roman numberals | ||
| Base 2 | 10100111111011112 | 10100111111110112 |
| Base 3 | 20112220213 | 20112222013 |
| Base 4 | 221332334 | 221333234 |
| Base 5 | 23334315 | 23340035 |
| Base 6 | 5310116 | 5310316 |
| Base 7 | 2362247 | 2362427 |
| Base 8 | 1237578 | 1237738 |
| Base 9 | 648679 | 648819 |
| Base 10 | 4299110 | 4300310 |
| Base 11 | 2a33311 | 2a34411 |
| Base 12 | 20a6712 | 20a7712 |
| Base 13 | 1675013 | 1675c13 |
| Base 14 | 1194b14 | 1195914 |
| Base 15 | cb1115 | cb1d15 |
| Base 16 | a7ef16 | a7fb16 |