Compare 87973 vs 87991
| Property | 87973 | 87991 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 879731 | 879911 |
| Prime factorization | 87973 | 87991 |
| Divisors count | 2 | 2 |
| Divisors | 1, 87973 | 1, 87991 |
| Number of properties | 5 | 4 |
| Cousin primes (1st member) | 1092nd | |
| Isolated primes | 6346th | 6348th |
| Lucky primes | 1149th | 1150th |
| Primes | 8541st | 8543rd |
| Pythagorean primes | 4258th | |
| Super primes | 1066th | |
| Roman numberals | ||
| Base 2 | 101010111101001012 | 101010111101101112 |
| Base 3 | 111102000213 | 111102002213 |
| Base 4 | 1111322114 | 1111323134 |
| Base 5 | 103033435 | 103034315 |
| Base 6 | 15151416 | 15152116 |
| Base 7 | 5143247 | 5143517 |
| Base 8 | 2536458 | 2536678 |
| Base 9 | 1436079 | 1436279 |
| Base 10 | 8797310 | 8799110 |
| Base 11 | 6010611 | 6012211 |
| Base 12 | 42ab112 | 42b0712 |
| Base 13 | 3107213 | 3108713 |
| Base 14 | 240bb14 | 240d114 |
| Base 15 | 1b0ed15 | 1b11115 |
| Base 16 | 157a516 | 157b716 |