Compare 1231 vs 1243
Property | 1231 | 1243 |
---|---|---|
Type | prime | semiprime |
Unique factors | 1 | 2 |
Total factors | 1 | 2 |
Prime factorization | 12311 | 111 × 1131 |
Prime factorization | 1231 | 11 × 113 |
Divisors count | 2 | 4 |
Divisors | 1, 1231 | 1, 11, 113, 1243 |
Number of properties | 6 | 1 |
Additive primes | 108th | |
Emirps | 56th | |
Lucky primes | 52nd | |
Primes | 202nd | |
Semiprimes | 366th | |
Sexy primes (1st member) | 88th | |
Twin primes (2nd member) | 42nd | |
Roman numberals | MCCXXXI | MCCXLIII |
Base 2 | 100110011112 | 100110110112 |
Base 3 | 12001213 | 12010013 |
Base 4 | 1030334 | 1031234 |
Base 5 | 144115 | 144335 |
Base 6 | 54116 | 54316 |
Base 7 | 34067 | 34247 |
Base 8 | 23178 | 23338 |
Base 9 | 16179 | 16319 |
Base 10 | 123110 | 124310 |
Base 11 | a1a11 | a3011 |
Base 12 | 86712 | 87712 |
Base 13 | 73913 | 74813 |
Base 14 | 63d14 | 64b14 |
Base 15 | 57115 | 57d15 |
Base 16 | 4cf16 | 4db16 |