Compare 251939 vs 252391
| Property | 251939 | 252391 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2519391 | 2523911 |
| Prime factorization | 251939 | 252391 |
| Divisors count | 2 | 2 |
| Divisors | 1, 251939 | 1, 252391 |
| Number of properties | 6 | 4 |
| Additive primes | 8998th | |
| Chen primes | 9185th | 9196th |
| Harmonic primes | 8292nd | |
| Isolated primes | 17021st | |
| Long primes | 8315th | |
| Primes | 22198th | 22234th |
| Sophie germain primes | 2485th | |
| Twin primes (1st member) | 2606th | |
| Roman numberals | ||
| Base 2 | 1111011000001000112 | 1111011001111001112 |
| Base 3 | 1102101210023 | 1102110122113 |
| Base 4 | 3312002034 | 3312132134 |
| Base 5 | 310302245 | 310340315 |
| Base 6 | 52222156 | 52242516 |
| Base 7 | 20663427 | 21005567 |
| Base 8 | 7540438 | 7547478 |
| Base 9 | 4235329 | 4241849 |
| Base 10 | 25193910 | 25239110 |
| Base 11 | 16231611 | 16269711 |
| Base 12 | 10196b12 | 10208712 |
| Base 13 | 8a89c13 | 8ab5913 |
| Base 14 | 67b5914 | 67d9d14 |
| Base 15 | 4e9ae15 | 4ebb115 |
| Base 16 | 3d82316 | 3d9e716 |