Compare 81407 vs 81408
| Property | 81407 | 81408 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 11 |
| Prime factorization | 1271 × 6411 | 29 × 31 × 531 |
| Prime factorization | 127 × 641 | 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 53 |
| Divisors count | 4 | 40 |
| Divisors | 1, 127, 641, 81407 | 1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 53, 64, 96, 106, 128, 159, 192, 212, 256, 318, 384, 424, 512, 636, 768, 848, 1272, 1536, 1696, 2544, 3392, 5088, 6784, 10176, 13568, 20352, 27136, 40704, 81408 |
| Number of properties | 1 | 0 |
| Semiprimes | 19227th | |
| Roman numberals | ||
| Base 2 | 100111101111111112 | 100111110000000002 |
| Base 3 | 110102000023 | 110102000103 |
| Base 4 | 1033133334 | 1033200004 |
| Base 5 | 101011125 | 101011135 |
| Base 6 | 14245156 | 14245206 |
| Base 7 | 4562247 | 4562257 |
| Base 8 | 2367778 | 2370008 |
| Base 9 | 1336029 | 1336039 |
| Base 10 | 8140710 | 8140810 |
| Base 11 | 5618711 | 5618811 |
| Base 12 | 3b13b12 | 3b14012 |
| Base 13 | 2b09113 | 2b09213 |
| Base 14 | 2194b14 | 2194c14 |
| Base 15 | 191c215 | 191c315 |
| Base 16 | 13dff16 | 13e0016 |