Compare 99979 vs 99991
| Property | 99979 | 99991 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 111 × 611 × 1491 | 999911 |
| Prime factorization | 11 × 61 × 149 | 99991 |
| Divisors count | 8 | 2 |
| Divisors | 1, 11, 61, 149, 671, 1639, 9089, 99979 | 1, 99991 |
| Number of properties | 0 | 5 |
| Additive primes | 3883rd | |
| Chen primes | 4234th | |
| Harmonic primes | 3622nd | |
| Primes | 9592nd | |
| Twin primes (2nd member) | 1224th | |
| Roman numberals | ||
| Base 2 | 110000110100010112 | 110000110100101112 |
| Base 3 | 120020102213 | 120020111013 |
| Base 4 | 1201220234 | 1201221134 |
| Base 5 | 111444045 | 111444315 |
| Base 6 | 20505116 | 20505316 |
| Base 7 | 5643257 | 5643437 |
| Base 8 | 3032138 | 3032278 |
| Base 9 | 1621279 | 1621419 |
| Base 10 | 9997910 | 9999110 |
| Base 11 | 6913011 | 6914111 |
| Base 12 | 49a3712 | 49a4712 |
| Base 13 | 3667913 | 3668813 |
| Base 14 | 2861514 | 2862314 |
| Base 15 | 1e95415 | 1e96115 |
| Base 16 | 1868b16 | 1869716 |