Compare 138817 vs 138821
| Property | 138817 | 138821 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 2 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 72 × 28331 | 1388211 |
| Prime factorization | 7 × 7 × 2833 | 138821 |
| Divisors count | 6 | 2 |
| Divisors | 1, 7, 49, 2833, 19831, 138817 | 1, 138821 |
| Number of properties | 0 | 8 |
| Additive primes | 5328th | |
| Chen primes | 5563rd | |
| Emirps | 2673rd | |
| Isolated primes | 9713th | |
| Long primes | 4828th | |
| Primes | 12912th | |
| Pythagorean primes | 6427th | |
| Sophie germain primes | 1538th | |
| Roman numberals | ||
| Base 2 | 1000011110010000012 | 1000011110010001012 |
| Base 3 | 210011021013 | 210011021123 |
| Base 4 | 2013210014 | 2013210114 |
| Base 5 | 134202325 | 134202415 |
| Base 6 | 25504016 | 25504056 |
| Base 7 | 11155007 | 11155047 |
| Base 8 | 4171018 | 4171058 |
| Base 9 | 2313719 | 2313759 |
| Base 10 | 13881710 | 13882110 |
| Base 11 | 9532811 | 9533111 |
| Base 12 | 6840112 | 6840512 |
| Base 13 | 4b25313 | 4b25713 |
| Base 14 | 3883714 | 3883b14 |
| Base 15 | 2b1e715 | 2b1eb15 |
| Base 16 | 21e4116 | 21e4516 |