Compare 121439 vs 121531
| Property | 121439 | 121531 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1214391 | 1215311 |
| Prime factorization | 121439 | 121531 |
| Divisors count | 2 | 2 |
| Divisors | 1, 121439 | 1, 121531 |
| Number of properties | 5 | 5 |
| Additive primes | 4705th | |
| Chen primes | 4956th | |
| Emirps | 2245th | |
| Isolated primes | 8567th | |
| Lucky primes | 1503rd | |
| Primes | 11428th | 11438th |
| Safe primes | 786th | |
| Twin primes (1st member) | 1436th | |
| Ulam primes | 805th | |
| Roman numberals | ||
| Base 2 | 111011010010111112 | 111011010101110112 |
| Base 3 | 200111202023 | 200112010113 |
| Base 4 | 1312211334 | 1312223234 |
| Base 5 | 123412245 | 123421115 |
| Base 6 | 23341156 | 23343516 |
| Base 7 | 10140237 | 10142147 |
| Base 8 | 3551378 | 3552738 |
| Base 9 | 2045229 | 2046349 |
| Base 10 | 12143910 | 12153110 |
| Base 11 | 8326a11 | 8334311 |
| Base 12 | 5a33b12 | 5a3b712 |
| Base 13 | 4337613 | 4341713 |
| Base 14 | 3238314 | 3240b14 |
| Base 15 | 25eae15 | 2602115 |
| Base 16 | 1da5f16 | 1dabb16 |