Compare 1237 vs 1291
Property | 1237 | 1291 |
---|---|---|
Type | prime | prime |
Unique factors | 1 | 1 |
Total factors | 1 | 1 |
Prime factorization | 12371 | 12911 |
Prime factorization | 1237 | 1291 |
Divisors count | 2 | 2 |
Divisors | 1, 1237 | 1, 1291 |
Number of properties | 7 | 9 |
Additive primes | 109th | 113th |
Chen primes | 137th | |
Emirps | 57th | |
Harmonic primes | 71st | 73rd |
Isolated primes | 120th | |
Long primes | 80th | |
Lucky primes | 54th | |
Primes | 203rd | 210th |
Pythagorean primes | 100th | |
Sexy primes (1st member) | 91st | |
Sexy primes (2nd member) | 88th | |
Sexy prime triplets (1st member) | 35th | |
Twin primes (2nd member) | 44th | |
Roman numberals | MCCXXXVII | MCCXCI |
Base 2 | 100110101012 | 101000010112 |
Base 3 | 12002113 | 12022113 |
Base 4 | 1031114 | 1100234 |
Base 5 | 144225 | 201315 |
Base 6 | 54216 | 55516 |
Base 7 | 34157 | 35237 |
Base 8 | 23258 | 24138 |
Base 9 | 16249 | 16849 |
Base 10 | 123710 | 129110 |
Base 11 | a2511 | a7411 |
Base 12 | 87112 | 8b712 |
Base 13 | 74213 | 78413 |
Base 14 | 64514 | 68314 |
Base 15 | 57715 | 5b115 |
Base 16 | 4d516 | 50b16 |