Compare 138566 vs 138571
| Property | 138566 | 138571 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 791 × 8771 | 1385711 |
| Prime factorization | 2 × 79 × 877 | 138571 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 79, 158, 877, 1754, 69283, 138566 | 1, 138571 |
| Number of properties | 0 | 5 |
| Harmonic primes | 4840th | |
| Lucky primes | 1687th | |
| Primes | 12892nd | |
| Sexy primes (1st member) | 3180th | |
| Twin primes (2nd member) | 1599th | |
| Roman numberals | ||
| Base 2 | 1000011101010001102 | 1000011101010010112 |
| Base 3 | 210010020023 | 210010020213 |
| Base 4 | 2013110124 | 2013110234 |
| Base 5 | 134132315 | 134132415 |
| Base 6 | 25453026 | 25453116 |
| Base 7 | 11146617 | 11146667 |
| Base 8 | 4165068 | 4165138 |
| Base 9 | 2310629 | 2310679 |
| Base 10 | 13856610 | 13857110 |
| Base 11 | 9511a11 | 9512411 |
| Base 12 | 6823212 | 6823712 |
| Base 13 | 4b0bc13 | 4b0c413 |
| Base 14 | 386d814 | 386dd14 |
| Base 15 | 2b0cb15 | 2b0d115 |
| Base 16 | 21d4616 | 21d4b16 |