Compare 61979 vs 61990
| Property | 61979 | 61990 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 619791 | 21 × 51 × 61991 |
| Prime factorization | 61979 | 2 × 5 × 6199 |
| Divisors count | 2 | 8 |
| Divisors | 1, 61979 | 1, 2, 5, 10, 6199, 12398, 30995, 61990 |
| Number of properties | 6 | 0 |
| Chen primes | 2858th | |
| Harmonic primes | 2331st | |
| Long primes | 2357th | |
| Primes | 6229th | |
| Super primes | 811th | |
| Twin primes (1st member) | 827th | |
| Roman numberals | ||
| Base 2 | 11110010000110112 | 11110010001001102 |
| Base 3 | 100110001123 | 100110002213 |
| Base 4 | 330201234 | 330202124 |
| Base 5 | 34404045 | 34404305 |
| Base 6 | 11545356 | 11545546 |
| Base 7 | 3454617 | 3455057 |
| Base 8 | 1710338 | 1710468 |
| Base 9 | 1040159 | 1040279 |
| Base 10 | 6197910 | 6199010 |
| Base 11 | 4262511 | 4263511 |
| Base 12 | 2ba4b12 | 2ba5a12 |
| Base 13 | 2229813 | 222a613 |
| Base 14 | 1883114 | 1883c14 |
| Base 15 | 1356e15 | 1357a15 |
| Base 16 | f21b16 | f22616 |