Compare 42988 vs 42991
| Property | 42988 | 42991 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 22 × 111 × 9771 | 131 × 33071 |
| Prime factorization | 2 × 2 × 11 × 977 | 13 × 3307 |
| Divisors count | 12 | 4 |
| Divisors | 1, 2, 4, 11, 22, 44, 977, 1954, 3908, 10747, 21494, 42988 | 1, 13, 3307, 42991 |
| Number of properties | 0 | 1 |
| Semiprimes | 10461st | |
| Roman numberals | ||
| Base 2 | 10100111111011002 | 10100111111011112 |
| Base 3 | 20112220113 | 20112220213 |
| Base 4 | 221332304 | 221332334 |
| Base 5 | 23334235 | 23334315 |
| Base 6 | 5310046 | 5310116 |
| Base 7 | 2362217 | 2362247 |
| Base 8 | 1237548 | 1237578 |
| Base 9 | 648649 | 648679 |
| Base 10 | 4298810 | 4299110 |
| Base 11 | 2a33011 | 2a33311 |
| Base 12 | 20a6412 | 20a6712 |
| Base 13 | 1674a13 | 1675013 |
| Base 14 | 1194814 | 1194b14 |
| Base 15 | cb0d15 | cb1115 |
| Base 16 | a7ec16 | a7ef16 |