Compare 81014 vs 81018
| Property | 81014 | 81018 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 4 |
| Total factors | 2 | 5 |
| Prime factorization | 21 × 405071 | 21 × 32 × 71 × 6431 |
| Prime factorization | 2 × 40507 | 2 × 3 × 3 × 7 × 643 |
| Divisors count | 4 | 24 |
| Divisors | 1, 2, 40507, 81014 | 1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 643, 1286, 1929, 3858, 4501, 5787, 9002, 11574, 13503, 27006, 40509, 81018 |
| Number of properties | 1 | 0 |
| Semiprimes | 19145th | |
| Roman numberals | ||
| Base 2 | 100111100011101102 | 100111100011110102 |
| Base 3 | 110100101123 | 110100102003 |
| Base 4 | 1033013124 | 1033013224 |
| Base 5 | 100430245 | 100430335 |
| Base 6 | 14230226 | 14230306 |
| Base 7 | 4551237 | 4551307 |
| Base 8 | 2361668 | 2361728 |
| Base 9 | 1331159 | 1331209 |
| Base 10 | 8101410 | 8101810 |
| Base 11 | 5595a11 | 5596311 |
| Base 12 | 3aa7212 | 3aa7612 |
| Base 13 | 2ab4b13 | 2ab5213 |
| Base 14 | 2174a14 | 2175014 |
| Base 15 | 1900e15 | 1901315 |
| Base 16 | 13c7616 | 13c7a16 |