Compare 28870 vs 28879
| Property | 28870 | 28879 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 51 × 28871 | 288791 |
| Prime factorization | 2 × 5 × 2887 | 28879 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 5, 10, 2887, 5774, 14435, 28870 | 1, 28879 |
| Number of properties | 0 | 4 |
| Happy primes | 509th | |
| Harmonic primes | 1176th | |
| Isolated primes | 2230th | |
| Primes | 3145th | |
| Roman numberals | ||
| Base 2 | 1110000110001102 | 1110000110011112 |
| Base 3 | 11101210213 | 11101211213 |
| Base 4 | 130030124 | 130030334 |
| Base 5 | 14104405 | 14110045 |
| Base 6 | 3413546 | 3414116 |
| Base 7 | 1501127 | 1501247 |
| Base 8 | 703068 | 703178 |
| Base 9 | 435379 | 435479 |
| Base 10 | 2887010 | 2887910 |
| Base 11 | 1a76611 | 1a77411 |
| Base 12 | 1485a12 | 1486712 |
| Base 13 | 101aa13 | 101b613 |
| Base 14 | a74214 | a74b14 |
| Base 15 | 884a15 | 885415 |
| Base 16 | 70c616 | 70cf16 |