Compare 72218 vs 72229
| Property | 72218 | 72229 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 21 × 361091 | 722291 |
| Prime factorization | 2 × 36109 | 72229 |
| Divisors count | 4 | 2 |
| Divisors | 1, 2, 36109, 72218 | 1, 72229 |
| Number of properties | 1 | 10 |
| Chen primes | 3261st | |
| Emirps | 1054th | |
| Harmonic primes | 2701st | |
| Long primes | 2722nd | |
| Primes | 7150th | |
| Prime quadruplets (4th member) | 31st | |
| Prime triplets (3rd member) | 396th | |
| Pythagorean primes | 3560th | |
| Semiprimes | 17172nd | |
| Sexy primes (2nd member) | 1878th | |
| Twin primes (2nd member) | 936th | |
| Roman numberals | ||
| Base 2 | 100011010000110102 | 100011010001001012 |
| Base 3 | 102000012023 | 102000020113 |
| Base 4 | 1012201224 | 1012202114 |
| Base 5 | 43023335 | 43024045 |
| Base 6 | 13142026 | 13142216 |
| Base 7 | 4203567 | 4204037 |
| Base 8 | 2150328 | 2150458 |
| Base 9 | 1200529 | 1200649 |
| Base 10 | 7221810 | 7222910 |
| Base 11 | 4a29311 | 4a2a311 |
| Base 12 | 3596212 | 3597112 |
| Base 13 | 26b4313 | 26b5113 |
| Base 14 | 1c46614 | 1c47314 |
| Base 15 | 165e815 | 1660415 |
| Base 16 | 11a1a16 | 11a2516 |