Compare 155399 vs 155405
| Property | 155399 | 155405 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 1553991 | 51 × 310811 |
| Prime factorization | 155399 | 5 × 31081 |
| Divisors count | 2 | 4 |
| Divisors | 1, 155399 | 1, 5, 31081, 155405 |
| Number of properties | 4 | 1 |
| Chen primes | 6111th | |
| Isolated primes | 10792nd | |
| Primes | 14307th | |
| Safe primes | 950th | |
| Semiprimes | 35559th | |
| Roman numberals | ||
| Base 2 | 1001011111000001112 | 1001011111000011012 |
| Base 3 | 212200111123 | 212200112023 |
| Base 4 | 2113300134 | 2113300314 |
| Base 5 | 144330445 | 144331105 |
| Base 6 | 31552356 | 31552456 |
| Base 7 | 12150267 | 12150357 |
| Base 8 | 4574078 | 4574158 |
| Base 9 | 2561459 | 2561529 |
| Base 10 | 15539910 | 15540510 |
| Base 11 | a683211 | a683811 |
| Base 12 | 75b1b12 | 75b2512 |
| Base 13 | 5596a13 | 5597313 |
| Base 14 | 408bd14 | 408c514 |
| Base 15 | 3109e15 | 310a515 |
| Base 16 | 25f0716 | 25f0d16 |