Compare 218212 vs 218221
| Property | 218212 | 218221 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 22 × 171 × 32091 | 471 × 46431 |
| Prime factorization | 2 × 2 × 17 × 3209 | 47 × 4643 |
| Divisors count | 12 | 4 |
| Divisors | 1, 2, 4, 17, 34, 68, 3209, 6418, 12836, 54553, 109106, 218212 | 1, 47, 4643, 218221 |
| Number of properties | 0 | 1 |
| Semiprimes | 49153rd | |
| Roman numberals | ||
| Base 2 | 1101010100011001002 | 1101010100011011012 |
| Base 3 | 1020020222213 | 1020021000213 |
| Base 4 | 3111012104 | 3111012314 |
| Base 5 | 234403225 | 234403415 |
| Base 6 | 44021246 | 44021416 |
| Base 7 | 15661217 | 15661337 |
| Base 8 | 6521448 | 6521558 |
| Base 9 | 3622879 | 3623079 |
| Base 10 | 21821210 | 21822110 |
| Base 11 | 139a4511 | 139a5311 |
| Base 12 | a634412 | a635112 |
| Base 13 | 7842713 | 7843313 |
| Base 14 | 5974814 | 5975314 |
| Base 15 | 449c715 | 449d115 |
| Base 16 | 3546416 | 3546d16 |