Compare 53978 vs 53987
| Property | 53978 | 53987 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 1371 × 1971 | 539871 |
| Prime factorization | 2 × 137 × 197 | 53987 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 137, 197, 274, 394, 26989, 53978 | 1, 53987 |
| Number of properties | 0 | 6 |
| Chen primes | 2555th | |
| Harmonic primes | 2060th | |
| Isolated primes | 4006th | |
| Primes | 5499th | |
| Safe primes | 412th | |
| Sexy primes (1st member) | 1497th | |
| Roman numberals | ||
| Base 2 | 11010010110110102 | 11010010111000112 |
| Base 3 | 22020010123 | 22020011123 |
| Base 4 | 310231224 | 310232034 |
| Base 5 | 32114035 | 32114225 |
| Base 6 | 10535226 | 10535356 |
| Base 7 | 3132417 | 3132537 |
| Base 8 | 1513328 | 1513438 |
| Base 9 | 820359 | 820459 |
| Base 10 | 5397810 | 5398710 |
| Base 11 | 3761111 | 3761a11 |
| Base 12 | 272a212 | 272ab12 |
| Base 13 | 1b75213 | 1b75b13 |
| Base 14 | 1595814 | 1596314 |
| Base 15 | 10ed815 | 10ee215 |
| Base 16 | d2da16 | d2e316 |