Compare 121010 vs 121021
| Property | 121010 | 121021 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 51 × 121011 | 1210211 |
| Prime factorization | 2 × 5 × 12101 | 121021 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 5, 10, 12101, 24202, 60505, 121010 | 1, 121021 |
| Number of properties | 0 | 7 |
| Additive primes | 4682nd | |
| Dihedral primes | 13th | |
| Emirps | 2238th | |
| Harmonic primes | 4302nd | |
| Primes | 11394th | |
| Pythagorean primes | 5669th | |
| Twin primes (2nd member) | 1431st | |
| Roman numberals | ||
| Base 2 | 111011000101100102 | 111011000101111012 |
| Base 3 | 200102222123 | 200110000213 |
| Base 4 | 1312023024 | 1312023314 |
| Base 5 | 123330205 | 123330415 |
| Base 6 | 23321226 | 23321416 |
| Base 7 | 10125417 | 10125557 |
| Base 8 | 3542628 | 3542758 |
| Base 9 | 2038859 | 2040079 |
| Base 10 | 12101010 | 12102110 |
| Base 11 | 82a0a11 | 82a1a11 |
| Base 12 | 5a04212 | 5a05112 |
| Base 13 | 4310613 | 4311413 |
| Base 14 | 3215814 | 3216514 |
| Base 15 | 25cc515 | 25cd115 |
| Base 16 | 1d8b216 | 1d8bd16 |