Compare 1219 vs 1231
Property | 1219 | 1231 |
---|---|---|
Type | semiprime | prime |
Unique factors | 2 | 1 |
Total factors | 2 | 1 |
Prime factorization | 231 × 531 | 12311 |
Prime factorization | 23 × 53 | 1231 |
Divisors count | 4 | 2 |
Divisors | 1, 23, 53, 1219 | 1, 1231 |
Number of properties | 1 | 6 |
Additive primes | 108th | |
Emirps | 56th | |
Lucky primes | 52nd | |
Primes | 202nd | |
Semiprimes | 360th | |
Sexy primes (1st member) | 88th | |
Twin primes (2nd member) | 42nd | |
Roman numberals | MCCXIX | MCCXXXI |
Base 2 | 100110000112 | 100110011112 |
Base 3 | 12000113 | 12001213 |
Base 4 | 1030034 | 1030334 |
Base 5 | 143345 | 144115 |
Base 6 | 53516 | 54116 |
Base 7 | 33617 | 34067 |
Base 8 | 23038 | 23178 |
Base 9 | 16049 | 16179 |
Base 10 | 121910 | 123110 |
Base 11 | a0911 | a1a11 |
Base 12 | 85712 | 86712 |
Base 13 | 72a13 | 73913 |
Base 14 | 63114 | 63d14 |
Base 15 | 56415 | 57115 |
Base 16 | 4c316 | 4cf16 |