Compare 79 vs 86
| Property | 79 | 86 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 791 | 21 × 431 |
| Prime factorization | 79 | 2 × 43 |
| Divisors count | 2 | 4 |
| Divisors | 1, 79 | 1, 2, 43, 86 |
| Number of properties | 13 | 1 |
| Cousin primes (1st member) | 8th | |
| Emirps | 7th | |
| Happy primes | 6th | |
| Harmonic primes | 8th | |
| Isolated primes | 7th | |
| Kynea primes | 4th | |
| Lucky primes | 9th | |
| Primes | 22nd | |
| Right-truncatable primes | 13th | |
| Semiprimes | 29th | |
| Sexy primes (2nd member) | 14th | |
| Sexy prime quadrupletss (4th member) | 4th | |
| Sexy prime triplets (3rd member) | 9th | |
| Solinas primes | 19th | |
| Roman numberals | LXXIX | LXXXVI |
| Base 2 | 10011112 | 10101102 |
| Base 3 | 22213 | 100123 |
| Base 4 | 10334 | 11124 |
| Base 5 | 3045 | 3215 |
| Base 6 | 2116 | 2226 |
| Base 7 | 1427 | 1527 |
| Base 8 | 1178 | 1268 |
| Base 9 | 879 | 1059 |
| Base 10 | 7910 | 8610 |
| Base 11 | 7211 | 7911 |
| Base 12 | 6712 | 7212 |
| Base 13 | 6113 | 6813 |
| Base 14 | 5914 | 6214 |
| Base 15 | 5415 | 5b15 |
| Base 16 | 4f16 | 5616 |