Compare 72 vs 79
| Property | 72 | 79 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 2 | 1 |
| Total factors | 5 | 1 |
| Prime factorization | 23 × 32 | 791 |
| Prime factorization | 2 × 2 × 2 × 3 × 3 | 79 |
| Divisors count | 12 | 2 |
| Divisors | 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72 | 1, 79 |
| Number of properties | 0 | 13 |
| 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 | |
| Sexy primes (2nd member) | 14th | |
| Sexy prime quadrupletss (4th member) | 4th | |
| Sexy prime triplets (3rd member) | 9th | |
| Solinas primes | 19th | |
| Roman numberals | LXXII | LXXIX |
| Base 2 | 10010002 | 10011112 |
| Base 3 | 22003 | 22213 |
| Base 4 | 10204 | 10334 |
| Base 5 | 2425 | 3045 |
| Base 6 | 2006 | 2116 |
| Base 7 | 1327 | 1427 |
| Base 8 | 1108 | 1178 |
| Base 9 | 809 | 879 |
| Base 10 | 7210 | 7910 |
| Base 11 | 6611 | 7211 |
| Base 12 | 6012 | 6712 |
| Base 13 | 5713 | 6113 |
| Base 14 | 5214 | 5914 |
| Base 15 | 4c15 | 5415 |
| Base 16 | 4816 | 4f16 |