Compare 155221 vs 155231
| Property | 155221 | 155231 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 111 × 1031 × 1371 | 1552311 |
| Prime factorization | 11 × 103 × 137 | 155231 |
| Divisors count | 8 | 2 |
| Divisors | 1, 11, 103, 137, 1133, 1507, 14111, 155221 | 1, 155231 |
| Number of properties | 0 | 6 |
| Additive primes | 5875th | |
| Chen primes | 6105th | |
| Isolated primes | 10780th | |
| Primes | 14293rd | |
| Sophie germain primes | 1679th | |
| Super primes | 1677th | |
| Roman numberals | ||
| Base 2 | 1001011110010101012 | 1001011110010111112 |
| Base 3 | 212122202213 | 212122210223 |
| Base 4 | 2113211114 | 2113211334 |
| Base 5 | 144313415 | 144314115 |
| Base 6 | 31543416 | 31543556 |
| Base 7 | 12143537 | 12143667 |
| Base 8 | 4571258 | 4571378 |
| Base 9 | 2558279 | 2558389 |
| Base 10 | 15522110 | 15523110 |
| Base 11 | a669011 | a669a11 |
| Base 12 | 759b112 | 759bb12 |
| Base 13 | 5586113 | 5586b13 |
| Base 14 | 407d314 | 407dd14 |
| Base 15 | 30ed115 | 30edb15 |
| Base 16 | 25e5516 | 25e5f16 |