Compare 121431 vs 121439
| Property | 121431 | 121439 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 31 × 171 × 23811 | 1214391 |
| Prime factorization | 3 × 17 × 2381 | 121439 |
| Divisors count | 8 | 2 |
| Divisors | 1, 3, 17, 51, 2381, 7143, 40477, 121431 | 1, 121439 |
| Number of properties | 0 | 5 |
| Chen primes | 4956th | |
| Emirps | 2245th | |
| Primes | 11428th | |
| Safe primes | 786th | |
| Twin primes (1st member) | 1436th | |
| Roman numberals | ||
| Base 2 | 111011010010101112 | 111011010010111112 |
| Base 3 | 200111201103 | 200111202023 |
| Base 4 | 1312211134 | 1312211334 |
| Base 5 | 123412115 | 123412245 |
| Base 6 | 23341036 | 23341156 |
| Base 7 | 10140127 | 10140237 |
| Base 8 | 3551278 | 3551378 |
| Base 9 | 2045139 | 2045229 |
| Base 10 | 12143110 | 12143910 |
| Base 11 | 8326211 | 8326a11 |
| Base 12 | 5a33312 | 5a33b12 |
| Base 13 | 4336b13 | 4337613 |
| Base 14 | 3237914 | 3238314 |
| Base 15 | 25ea615 | 25eae15 |
| Base 16 | 1da5716 | 1da5f16 |