Compare 172166 vs 172171
| Property | 172166 | 172171 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 21 × 860831 | 1721711 |
| Prime factorization | 2 × 86083 | 172171 |
| Divisors count | 4 | 2 |
| Divisors | 1, 2, 86083, 172166 | 1, 172171 |
| Number of properties | 1 | 4 |
| Additive primes | 6415th | |
| Emirps | 3522nd | |
| Primes | 15681st | |
| Semiprimes | 39250th | |
| Twin primes (2nd member) | 1898th | |
| Roman numberals | ||
| Base 2 | 1010100000100001102 | 1010100000100010112 |
| Base 3 | 222020111123 | 222020112013 |
| Base 4 | 2220020124 | 2220020234 |
| Base 5 | 210021315 | 210021415 |
| Base 6 | 34050226 | 34050316 |
| Base 7 | 13146417 | 13146467 |
| Base 8 | 5202068 | 5202138 |
| Base 9 | 2821459 | 2821519 |
| Base 10 | 17216610 | 17217110 |
| Base 11 | 10839511 | 10839a11 |
| Base 12 | 8377212 | 8377712 |
| Base 13 | 6049713 | 6049c13 |
| Base 14 | 46a5814 | 46a5d14 |
| Base 15 | 3602b15 | 3603115 |
| Base 16 | 2a08616 | 2a08b16 |