Compare 172213 vs 172215
| Property | 172213 | 172215 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 4 |
| Total factors | 1 | 5 |
| Prime factorization | 1722131 | 32 × 51 × 431 × 891 |
| Prime factorization | 172213 | 3 × 3 × 5 × 43 × 89 |
| Divisors count | 2 | 24 |
| Divisors | 1, 172213 | 1, 3, 5, 9, 15, 43, 45, 89, 129, 215, 267, 387, 445, 645, 801, 1335, 1935, 3827, 4005, 11481, 19135, 34443, 57405, 172215 |
| Number of properties | 8 | 0 |
| Cousin primes (1st member) | 1886th | |
| Happy primes | 2428th | |
| Isolated primes | 11889th | |
| Primes | 15684th | |
| Prime triplets (1st member) | 743rd | |
| Pythagorean primes | 7822nd | |
| Sexy primes (1st member) | 3785th | |
| Ulam primes | 1124th | |
| Roman numberals | ||
| Base 2 | 1010100000101101012 | 1010100000101101112 |
| Base 3 | 222020200213 | 222020201003 |
| Base 4 | 2220023114 | 2220023134 |
| Base 5 | 210023235 | 210023305 |
| Base 6 | 34051416 | 34051436 |
| Base 7 | 13150367 | 13150417 |
| Base 8 | 5202658 | 5202678 |
| Base 9 | 2822079 | 2822109 |
| Base 10 | 17221310 | 17221510 |
| Base 11 | 10842811 | 10842a11 |
| Base 12 | 837b112 | 837b312 |
| Base 13 | 6050213 | 6050413 |
| Base 14 | 46a8d14 | 46a9114 |
| Base 15 | 3605d15 | 3606015 |
| Base 16 | 2a0b516 | 2a0b716 |