Compare 121009 vs 121021
| Property | 121009 | 121021 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 71 × 591 × 2931 | 1210211 |
| Prime factorization | 7 × 59 × 293 | 121021 |
| Divisors count | 8 | 2 |
| Divisors | 1, 7, 59, 293, 413, 2051, 17287, 121009 | 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 | 111011000101100012 | 111011000101111012 |
| Base 3 | 200102222113 | 200110000213 |
| Base 4 | 1312023014 | 1312023314 |
| Base 5 | 123330145 | 123330415 |
| Base 6 | 23321216 | 23321416 |
| Base 7 | 10125407 | 10125557 |
| Base 8 | 3542618 | 3542758 |
| Base 9 | 2038849 | 2040079 |
| Base 10 | 12100910 | 12102110 |
| Base 11 | 82a0911 | 82a1a11 |
| Base 12 | 5a04112 | 5a05112 |
| Base 13 | 4310513 | 4311413 |
| Base 14 | 3215714 | 3216514 |
| Base 15 | 25cc415 | 25cd115 |
| Base 16 | 1d8b116 | 1d8bd16 |